2 #include "gstvaapih264encoder.h"
11 #include "gst/gstclock.h"
12 #include "gst/gstvalue.h"
14 #include "gst/vaapi/gstvaapiobject.h"
15 #include "gst/vaapi/gstvaapiobject_priv.h"
16 #include "gst/vaapi/gstvaapicontext.h"
17 #include "gst/vaapi/gstvaapisurface.h"
18 #include "gst/vaapi/gstvaapivideobuffer.h"
19 #include "gst/vaapi/gstvaapidisplay_priv.h"
21 /* enable old lib va*/
22 //#define _SIMPLE_LIB_VA_
24 GST_DEBUG_CATEGORY_STATIC (gst_vaapi_h264_encoder_debug);
25 #define GST_CAT_DEFAULT gst_vaapi_h264_encoder_debug
27 #define SHARE_CODED_BUF 0
29 #define DEFAULT_SURFACE_NUMBER 3
30 #define DEFAULT_CODEDBUF_NUM 5
31 #define DEFAULT_SID_INPUT 0 // suface_ids[0]
33 #define REF_RECON_SURFACE_NUM 2
35 #define ENTROPY_MODE_CAVLC 0
36 #define ENTROPY_MODE_CABAC 1
42 #define NAL_REF_IDC_NONE 0
43 #define NAL_REF_IDC_LOW 1
44 #define NAL_REF_IDC_MEDIUM 2
45 #define NAL_REF_IDC_HIGH 3
51 NAL_IDR = 5, /* ref_idc != 0 */
52 NAL_SEI = 6, /* ref_idc == 0 */
66 struct _GstH264EncodeBuffer {
69 GstH264EncoderPrivate *encoder;
72 struct _GstH264EncoderPrivate {
73 GstH264Encoder *public;
74 guint32 format; /*NV12, I420,*/
75 gboolean es_flag; /*elementary flag*/
78 GQueue *video_buffer_caches; /*not used for baseline*/
80 GstVaapiSurface *ref_surface1; /* reference buffer*/
81 GstVaapiSurface *ref_surface2; /* for B frames */
82 GstVaapiSurface *recon_surface; /* reconstruct buffer*/
84 VABufferID seq_parameter;
85 VABufferID pic_parameter;
86 VABufferID slice_parameter;
87 VABufferID packed_sps_par_buf;
88 VABufferID packed_sps_data_buf;
89 VABufferID packed_pps_par_buf;
90 VABufferID packed_pps_data_buf;
91 #ifdef _SIMPLE_LIB_VA_
92 VAEncSliceParameterBuffer *slice_param_buffers;
94 VAEncSliceParameterBufferH264 *slice_param_buffers;
96 guint32 default_slice_height;
97 guint32 slice_mod_mb_num;
98 guint32 default_cts_offset;
103 GQueue *queued_buffers; /* GstVaapiVideoBuffers with surface*/
106 guint32 cur_display_num;
107 guint32 cur_decode_num;
108 H264_SLICE_TYPE cur_slice_type;
109 guint64 last_decode_time;
112 G_DEFINE_TYPE(GstH264Encoder, gst_h264_encoder, GST_TYPE_VAAPI_BASE_ENCODER);
116 #define H264_BITSTREAM_ALLOC_ALIGN_MASK 0x0FFF
118 #define BIT_STREAM_BUFFER(stream) ((stream)->buffer)
119 #define BIT_STREAM_BIT_SIZE(stream) ((stream)->bit_size)
121 struct _H264Bitstream {
124 guint32 max_bit_capability;
127 typedef struct _H264Bitstream H264Bitstream;
129 static const guint8 h264_bit_mask[9] = {0x00, 0x01, 0x03, 0x07, 0x0F, 0x1F, 0x3F, 0x7F, 0xFF};
131 static EncoderStatus gst_h264_encoder_flush(GstVaapiEncoder* encoder, GstVaapiDisplay *display,
132 GstVaapiContext *context, GList **coded_pics);
135 static EncoderStatus gst_h264_encoder_get_avcC_codec_data(
136 GstVaapiEncoder* encoder, GstBuffer **buffer);
137 static EncoderStatus gst_h264_encoder_get_nal_codec_data(GstVaapiEncoder* encoder, GstBuffer **buffer);
139 static gboolean gst_h264_validate_parameters(GstVaapiBaseEncoder *encoder);
140 static void gst_h264_encoder_finalize(GObject *object);
141 static void gst_h264_encoder_init_public_values(GstH264Encoder* encoder);
143 static gboolean gst_h264_encoder_alloc_slices(GstVaapiBaseEncoder *encoder,
144 GstVaapiDisplay *display, GstVaapiContext *context);
145 static gboolean gst_h264_encoder_release_resource(GstVaapiBaseEncoder* encoder,
146 GstVaapiDisplay *display, GstVaapiContext *context);
147 static EncoderStatus gst_h264_encoder_prepare_next_buffer(GstVaapiBaseEncoder* encoder,
148 GstVaapiVideoBuffer *display_buf, gboolean need_flush,
149 GstVaapiVideoBuffer **out_buf);
150 static void gst_h264_encoder_frame_failed(GstVaapiBaseEncoder *encoder,
151 GstVaapiVideoBuffer* buffer);
152 static EncoderStatus gst_h264_encoder_rendering(GstVaapiBaseEncoder *encoder, GstVaapiDisplay *display,
153 GstVaapiContext *context, GstVaapiSurface *surface,
154 guint frame_index, VABufferID coded_buf, gboolean *is_key);
155 static void gst_h264_notify_frame(GstVaapiBaseEncoder *encoder, guint8 *buf, guint32 size);
156 //static EncoderStatus h264_encoder_read_sps_pps(
157 // GstH264EncoderPrivate *h264_prv, const guint8 *buf, guint32 size);
158 static GstBuffer *gst_h264_encoder_copy_coded_buffer(GstVaapiBaseEncoder *encoder,
159 guint8 *frame, guint32 frame_size, VABufferID *coded_buf);
161 /* h264 bitstream functions */
162 static void h264_bitstream_init(H264Bitstream *bitstream, guint32 bit_capability);
163 static gboolean h264_bitstream_write_uint(H264Bitstream *bitstream, guint32 value, guint32 bit_size);
164 static gboolean h264_bitstream_align(H264Bitstream *bitstream, guint32 value);
165 static gboolean h264_bitstream_write_ue(H264Bitstream *bitstream, guint32 value);
166 static gboolean h264_bitstream_write_se(H264Bitstream *bitstream, gint32 value);
167 static gboolean h264_bitstream_write_trailing_bits(H264Bitstream *bitstream);
169 static gboolean h264_bitstream_write_byte_array(H264Bitstream *bitstream, const guint8 *buf, guint32 byte_size);
170 static void h264_bitstream_destroy(H264Bitstream *bitstream, gboolean free_flag);
171 static gboolean h264_bitstream_auto_grow(H264Bitstream *bitstream, guint32 extra_bit_size);
172 static gboolean h264_bitstream_write_sps(H264Bitstream *bitstream, VAEncSequenceParameterBufferH264 *seq);
173 static gboolean h264_bitstream_write_pps(H264Bitstream *bitstream, VAEncPictureParameterBufferH264 *pic);
174 static gboolean h264_bitstream_write_nal_header(H264Bitstream *bitstream,
175 guint nal_ref_idc, guint nal_unit_type);
177 static const guint8 *h264_next_nal(const guint8 *buffer, guint32 len, guint32 *nal_size);
178 static gboolean h264_read_sps_attributes(const guint8 *sps_data, guint32 sps_size,
179 guint32 *profile_idc, guint32 *profile_comp, guint32 *level_idc);
182 gst_h264_encoder_class_init(GstH264EncoderClass *klass)
184 GObjectClass * const object_class = G_OBJECT_CLASS(klass);
185 GstVaapiEncoderClass * const encoder_class = GST_VAAPI_ENCODER_CLASS(klass);
186 GstVaapiBaseEncoderClass * const base_class = GST_VAAPI_BASE_ENCODER_CLASS(klass);
188 g_type_class_add_private(klass, sizeof(GstH264EncoderPrivate));
190 GST_DEBUG_CATEGORY_INIT (gst_vaapi_h264_encoder_debug, "gst_va_h264_encoder", 0,
191 "gst_va_h264_encoder element");
193 object_class->finalize = gst_h264_encoder_finalize;
195 base_class->validate_attributes = gst_h264_validate_parameters;
196 base_class->pre_alloc_resource = gst_h264_encoder_alloc_slices;
197 base_class->release_resource = gst_h264_encoder_release_resource;
198 base_class->prepare_next_input_buffer = gst_h264_encoder_prepare_next_buffer;
199 base_class->render_frame = gst_h264_encoder_rendering;
200 base_class->notify_frame = gst_h264_notify_frame;
201 base_class->copy_coded_frame = gst_h264_encoder_copy_coded_buffer;
202 base_class->encode_frame_failed = gst_h264_encoder_frame_failed;
204 encoder_class->flush = gst_h264_encoder_flush;
206 encoder_class->get_codec_data = gst_h264_encoder_get_avcC_codec_data;
207 /* encoder_class->get_codec_data = gst_h264_encoder_get_nal_codec_data; */
210 object_class->set_property = gst_h264_encoder_set_property;
211 object_class->get_property = gst_h264_encoder_get_property;
217 gst_h264_encode_buffer_class_init (gpointer g_class, gpointer class_data)
219 GstMiniObjectClass *mini_object_class = GST_MINI_OBJECT_CLASS(g_class);
221 h264_encode_buffer_parent_class = g_type_class_peek_parent(g_class);
222 ENCODER_ASSERT(h264_encode_buffer_parent_class);
224 mini_object_class->finalize = (GstMiniObjectFinalizeFunction)
225 gst_h264_encode_buffer_finalize;
230 gst_h264_encode_buffer_get_type (void)
232 static GType s_h264_encode_buffer_type = 0;
233 if (G_UNLIKELY (s_h264_encode_buffer_type == 0)) {
234 static const GTypeInfo s_h264_encode_buffer_info = {
235 sizeof(GstBufferClass),
238 gst_h264_encode_buffer_class_init,
241 sizeof(GstH264EncodeBuffer),
246 s_h264_encode_buffer_type = g_type_register_static (GST_TYPE_BUFFER,
247 "GstH264EncodeBuffer", &s_h264_encode_buffer_info, 0);
249 return s_h264_encode_buffer_type;
253 gst_h264_encode_buffer_finalize (GstH264EncodeBuffer *h264_buffer)
255 GstH264EncoderPrivate *h264_prv = NULL;
256 VABufferID* coded_id = NULL;
257 GstVaapiDisplay *display = NULL;
259 gboolean is_locked = FALSE;
261 h264_prv = h264_buffer->encoder;
262 coded_id = h264_buffer->coded_id;
263 display = ENCODER_DISPLAY(h264_prv->public);
265 ENCODER_ASSERT(display);
266 VADisplay va_dpy = gst_vaapi_display_get_display(display);
268 ENCODER_ASSERT(h264_prv);
269 ENCODER_ASSERT(coded_id && VA_INVALID_ID!= *coded_id);
271 /*if (--(*h264_buffer->ref_coded_id) == 0) */
273 /*g_free(h264_buffer->ref_coded_id);*/
274 ENCODER_ACQUIRE_DISPLAY_LOCK(display);
275 vaUnmapBuffer(va_dpy, *coded_id);
276 ENCODER_RELEASE_DISPLAY_LOCK(display);
277 push_available_coded_buffer(h264_prv, coded_id);
280 if (GST_MINI_OBJECT_CLASS(h264_encode_buffer_parent_class)->finalize) {
281 GST_MINI_OBJECT_CLASS(h264_encode_buffer_parent_class)->finalize(GST_MINI_OBJECT(h264_buffer));
285 static GstH264EncodeBuffer *
286 gst_h264_encode_buffer_new(GstH264EncoderPrivate *h264_prv,
287 VABufferID *coded_id)
289 GstH264EncodeBuffer *buf = (GstH264EncodeBuffer*)gst_mini_object_new(GST_TYPE_H264_ENCODE_BUFFER);
290 buf->coded_id = coded_id;
291 buf->encoder = h264_prv;
296 static GstVaapiSurface *
297 h264_get_video_surface(GstH264EncoderPrivate *h264_prv, GstVaapiVideoBuffer *video_buffer)
300 GstVaapiSurface *ret = gst_vaapi_video_buffer_get_surface(video_buffer);
302 ENCODER_CHECK_STATUS(ret, NULL, "video buffer doesn't have a surface");
304 g_queue_push_tail(h264_prv->video_buffer_caches,video_buffer);
305 gst_buffer_ref(GST_BUFFER(video_buffer));
314 h264_release_video_surface(GstH264EncoderPrivate *h264_prv, VASurfaceID surface)
317 ENCODER_ASSERT(h264_prv->video_buffer_caches);
318 g_queue_find_custom(h264_prv->video_buffer_caches,xx, compare_func);
319 for (h264_prv->video_buffer_caches) {
325 h264_get_va_profile(guint32 profile)
328 case H264_PROFILE_BASELINE:
329 return VAProfileH264Baseline;
331 case H264_PROFILE_MAIN:
332 return VAProfileH264Main;
334 case H264_PROFILE_HIGH:
335 return VAProfileH264High;
344 gst_h264_encoder_init(GstH264Encoder *encoder)
346 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(encoder);
347 ENCODER_ASSERT(h264_prv);
348 h264_prv->public = encoder;
350 /* init public attributes */
351 gst_h264_encoder_init_public_values(encoder);
352 gst_vaapi_base_encoder_set_frame_notify(GST_VAAPI_BASE_ENCODER(encoder), TRUE);
354 /* init private values*/
355 h264_prv->format = GST_MAKE_FOURCC('N','V','1','2');
356 h264_prv->es_flag = TRUE;
357 //h264_prv->es_flag = FALSE;
359 h264_prv->ref_surface1 = NULL;
360 h264_prv->ref_surface2 = NULL;
361 h264_prv->recon_surface = NULL;
363 h264_prv->seq_parameter = VA_INVALID_ID;
364 h264_prv->pic_parameter = VA_INVALID_ID;
365 h264_prv->slice_parameter = VA_INVALID_ID;
366 h264_prv->packed_sps_par_buf = VA_INVALID_ID;
367 h264_prv->packed_sps_data_buf = VA_INVALID_ID;
368 h264_prv->packed_pps_par_buf = VA_INVALID_ID;
369 h264_prv->packed_pps_data_buf = VA_INVALID_ID;
370 h264_prv->slice_param_buffers = NULL;
371 h264_prv->default_slice_height = 0;
372 h264_prv->slice_mod_mb_num = 0;
374 h264_prv->sps_data = NULL;
375 h264_prv->pps_data = NULL;
377 h264_prv->queued_buffers = g_queue_new();
378 h264_prv->gop_count = 0;
379 h264_prv->cur_display_num = 0;
380 h264_prv->cur_decode_num = 0;
381 h264_prv->cur_slice_type = SLICE_TYPE_I;
382 h264_prv->last_decode_time = 0LL;
383 h264_prv->default_cts_offset = 0;
387 gst_h264_encoder_finalize(GObject *object)
389 /*free private buffers*/
390 GstVaapiEncoder *encoder = GST_VAAPI_ENCODER(object);
391 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(object);
393 if (gst_vaapi_encoder_get_state(encoder) != VAAPI_ENC_NULL) {
394 gst_vaapi_encoder_uninitialize(encoder);
397 if (h264_prv->sps_data) {
398 gst_buffer_unref(h264_prv->sps_data);
399 h264_prv->sps_data = NULL;
401 if (h264_prv->pps_data) {
402 gst_buffer_unref(h264_prv->pps_data);
403 h264_prv->pps_data = NULL;
405 if (h264_prv->slice_param_buffers) {
406 g_free(h264_prv->slice_param_buffers);
407 h264_prv->slice_param_buffers = NULL;
410 if (h264_prv->queued_buffers) {
411 ENCODER_ASSERT(g_queue_is_empty(h264_prv->queued_buffers));
412 g_queue_free(h264_prv->queued_buffers);
413 h264_prv->queued_buffers = NULL;
416 G_OBJECT_CLASS(gst_h264_encoder_parent_class)->finalize(object);
421 gst_h264_encoder_new(void)
423 return GST_H264_ENCODER(g_object_new(GST_TYPE_H264_ENCODER, NULL));
427 gst_h264_encoder_init_public_values(GstH264Encoder* encoder)
429 encoder->profile = 0;
431 encoder->bitrate = 0;
432 encoder->intra_period = 0;
433 encoder->init_qp = -1;
434 encoder->min_qp = -1;
435 encoder->slice_num = 0;
436 encoder->b_frame_num = 0;
440 gst_h264_encoder_set_es_flag(GstH264Encoder* encoder, gboolean es)
442 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(encoder);
443 h264_prv->es_flag = es;
448 gst_h264_validate_parameters(GstVaapiBaseEncoder *base_encoder)
450 GstH264Encoder *encoder = GST_H264_ENCODER(base_encoder);
451 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(encoder);
452 if (!ENCODER_WIDTH(encoder) || !ENCODER_HEIGHT(encoder) || !ENCODER_FPS(encoder)) {
455 if (!encoder->profile) {
456 encoder->profile = H264_DEFAULT_PROFILE;
458 gst_vaapi_base_encoder_set_va_profile(base_encoder, h264_get_va_profile(encoder->profile));
459 if (!encoder->level) {
460 if (encoder->profile <= H264_PROFILE_BASELINE)
461 encoder->level = H264_LEVEL_30;
463 encoder->level = H264_LEVEL_41;
465 if (!encoder->intra_period) {
466 encoder->intra_period = H264_DEFAULT_INTRA_PERIOD;
468 if (-1 == encoder->init_qp) {
469 encoder->init_qp = H264_DEFAULT_INIT_QP;
471 if (-1 == encoder->min_qp) {
472 encoder->min_qp = H264_DEFAULT_MIN_QP;
475 if (encoder->min_qp > encoder->init_qp) {
476 encoder->min_qp = encoder->init_qp;
479 /* default compress ratio 1: (4*8*1.5) */
480 if (!encoder->bitrate) {
481 encoder->bitrate = 0; //ENCODER_WIDTH(encoder)*ENCODER_HEIGHT(encoder)*ENCODER_FPS(encoder)/4;
484 if (!encoder->slice_num) {
485 encoder->slice_num = H264_DEFAULT_SLICE_NUM;
488 /* need calculate slice-num and each slice-height
489 suppose: ((encoder->height+15)/16) = 13, slice_num = 8
490 then: slice_1_height = 2
499 h264_prv->default_slice_height = (ENCODER_HEIGHT(encoder)+15)/16/encoder->slice_num;
500 if (0 == h264_prv->default_slice_height) { /* special value */
501 h264_prv->default_slice_height = 1;
502 h264_prv->slice_mod_mb_num = 0;
503 encoder->slice_num = (ENCODER_HEIGHT(encoder)+15)/16;
505 h264_prv->slice_mod_mb_num = ((ENCODER_HEIGHT(encoder)+15)/16)%encoder->slice_num;
508 if (encoder->b_frame_num) {
509 h264_prv->default_cts_offset = GST_SECOND/ENCODER_FPS(encoder);
511 h264_prv->default_cts_offset = 0;
518 h264_encoder_release_parameters(GstH264Encoder *h264_encoder, GstVaapiDisplay *display, GstVaapiContext *context)
520 VAStatus va_status = VA_STATUS_SUCCESS;
521 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
523 gboolean is_locked = FALSE;
525 ENCODER_ASSERT(display);
526 ENCODER_ASSERT(context);
527 VAAPI_UNUSED_ARG(va_status);
528 VADisplay va_dpy = gst_vaapi_display_get_display(display);
530 ENCODER_ACQUIRE_DISPLAY_LOCK(display);
531 if (VA_INVALID_ID != h264_prv->seq_parameter) {
532 va_status = vaDestroyBuffer(va_dpy, h264_prv->seq_parameter);
533 h264_prv->seq_parameter = VA_INVALID_ID;
535 if (VA_INVALID_ID != h264_prv->pic_parameter) {
536 va_status = vaDestroyBuffer(va_dpy, h264_prv->pic_parameter);
537 h264_prv->pic_parameter = VA_INVALID_ID;
539 if (VA_INVALID_ID != h264_prv->slice_parameter) {
540 va_status = vaDestroyBuffer(va_dpy, h264_prv->slice_parameter);
541 h264_prv->slice_parameter = VA_INVALID_ID;
544 if (VA_INVALID_ID != h264_prv->packed_sps_par_buf) {
545 va_status = vaDestroyBuffer(va_dpy, h264_prv->packed_sps_par_buf);
546 h264_prv->packed_sps_par_buf = VA_INVALID_ID;
548 if (VA_INVALID_ID != h264_prv->packed_sps_data_buf) {
549 va_status = vaDestroyBuffer(va_dpy, h264_prv->packed_sps_data_buf);
550 h264_prv->packed_sps_data_buf = VA_INVALID_ID;
552 if (VA_INVALID_ID != h264_prv->packed_pps_par_buf) {
553 va_status = vaDestroyBuffer(va_dpy, h264_prv->packed_pps_par_buf);
554 h264_prv->packed_pps_par_buf = VA_INVALID_ID;
556 if (VA_INVALID_ID != h264_prv->packed_pps_data_buf) {
557 va_status = vaDestroyBuffer(va_dpy, h264_prv->packed_pps_data_buf);
558 h264_prv->packed_pps_data_buf = VA_INVALID_ID;
561 ENCODER_RELEASE_DISPLAY_LOCK(display);
563 if (h264_prv->slice_param_buffers) {
564 g_free(h264_prv->slice_param_buffers);
565 h264_prv->slice_param_buffers = NULL;
568 if (h264_prv->sps_data) {
569 gst_buffer_unref(h264_prv->sps_data);
570 h264_prv->sps_data = NULL;
572 if (h264_prv->pps_data) {
573 gst_buffer_unref(h264_prv->pps_data);
574 h264_prv->pps_data = NULL;
581 h264_release_queued_buffers(GstH264EncoderPrivate *h264_prv)
583 while (!g_queue_is_empty(h264_prv->queued_buffers)) {
584 GstBuffer* tmp = g_queue_pop_head(h264_prv->queued_buffers);
586 gst_buffer_unref(tmp);
592 gst_h264_encoder_release_resource(GstVaapiBaseEncoder* encoder, GstVaapiDisplay *display, GstVaapiContext *context)
594 GstH264Encoder* h264_encoder = GST_H264_ENCODER(encoder);
596 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
598 /* release buffers first */
599 h264_encoder_release_parameters(h264_encoder, display, context);
600 h264_release_queued_buffers(h264_prv);
601 h264_prv->cur_display_num = 0;
602 h264_prv->cur_decode_num = 0;
603 h264_prv->cur_slice_type = SLICE_TYPE_I;
604 h264_prv->gop_count = 0;
605 h264_prv->last_decode_time = 0LL;
606 h264_prv->default_cts_offset = 0;
608 /*remove ref_surface1*/
609 if (h264_prv->ref_surface1) {
611 gst_vaapi_context_put_surface(context, h264_prv->ref_surface1);
613 g_object_unref(h264_prv->ref_surface1);
615 h264_prv->ref_surface1 = NULL;
618 if (h264_prv->ref_surface2) {
620 gst_vaapi_context_put_surface(context, h264_prv->ref_surface2);
622 g_object_unref(h264_prv->ref_surface2);
624 h264_prv->ref_surface2 = NULL;
627 /*remove recon_surface*/
628 if (h264_prv->recon_surface) {
630 gst_vaapi_context_put_surface(context, h264_prv->recon_surface);
632 g_object_unref(h264_prv->recon_surface);
634 h264_prv->recon_surface = NULL;
641 gst_h264_encoder_alloc_slices(GstVaapiBaseEncoder *encoder, GstVaapiDisplay *display, GstVaapiContext *context)
644 GstH264Encoder *h264_encoder = GST_H264_ENCODER(encoder);
645 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(encoder);
647 h264_prv->slice_param_buffers =
648 #ifdef _SIMPLE_LIB_VA_
649 (VAEncSliceParameterBuffer*)
651 (VAEncSliceParameterBufferH264*)
653 g_malloc0_n(h264_encoder->slice_num,
654 sizeof(h264_prv->slice_param_buffers[0]));
660 gst_h264_encoder_frame_failed(GstVaapiBaseEncoder *encoder, GstVaapiVideoBuffer* buffer)
662 GstH264Encoder *h264_encoder = GST_H264_ENCODER(encoder);
663 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
665 h264_release_queued_buffers(h264_prv);
666 h264_prv->cur_display_num = 0;
667 h264_prv->cur_decode_num = 0;
668 h264_prv->cur_slice_type = SLICE_TYPE_I;
669 h264_prv->gop_count = 0;
670 h264_prv->last_decode_time = 0LL;
674 gst_h264_encoder_prepare_next_buffer(GstVaapiBaseEncoder* encoder,
675 GstVaapiVideoBuffer *display_buf, gboolean need_flush,
676 GstVaapiVideoBuffer **out_buf)
678 EncoderStatus ret = ENCODER_NO_ERROR;
679 GstH264Encoder *h264_encoder = GST_H264_ENCODER(encoder);
680 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
681 GstVaapiVideoBuffer *return_buf = NULL;
682 GstVaapiVideoBuffer *tmp_next_buf = NULL;
686 if (NULL == display_buf && g_queue_is_empty(h264_prv->queued_buffers)) {
687 ret = ENCODER_BUFFER_EMPTY;
688 if (h264_prv->gop_count >= h264_encoder->intra_period || need_flush)
689 h264_prv->gop_count = 0;
694 ++h264_prv->gop_count;
695 gst_buffer_ref(GST_BUFFER_CAST(display_buf));
696 h264_prv->last_decode_time = GST_BUFFER_TIMESTAMP(display_buf);
700 if (h264_prv->gop_count == 1) {
701 ENCODER_ASSERT(display_buf);
702 h264_prv->cur_display_num = 0;
703 h264_prv->cur_decode_num = 0;
704 h264_prv->cur_slice_type = SLICE_TYPE_I;
705 return_buf = display_buf;
710 if (h264_encoder->b_frame_num &&
711 h264_prv->gop_count < h264_encoder->intra_period &&
712 g_queue_get_length(h264_prv->queued_buffers) < h264_encoder->b_frame_num
715 g_queue_push_tail(h264_prv->queued_buffers, display_buf);
716 ret = ENCODER_BUFFER_WAITING;
719 h264_prv->cur_slice_type = SLICE_TYPE_P;
720 h264_prv->cur_display_num = h264_prv->gop_count-1;
721 ++h264_prv->cur_decode_num;
722 return_buf = display_buf;
725 return_buf = (GstVaapiVideoBuffer*)g_queue_pop_tail(h264_prv->queued_buffers);
726 h264_prv->cur_slice_type = SLICE_TYPE_P;
727 h264_prv->cur_display_num = h264_prv->gop_count - 1;
728 ++h264_prv->cur_decode_num;
730 return_buf = (GstVaapiVideoBuffer*)g_queue_pop_head(h264_prv->queued_buffers);
731 h264_prv->cur_slice_type = SLICE_TYPE_B;
732 h264_prv->cur_display_num = h264_prv->gop_count - 2 - g_queue_get_length(h264_prv->queued_buffers);
737 *out_buf = return_buf;
738 /* calculate cts/pts/dts */
740 pts = GST_BUFFER_TIMESTAMP(return_buf);
741 tmp_next_buf = (GstVaapiVideoBuffer*)g_queue_peek_head(h264_prv->queued_buffers);
743 GST_BUFFER_TIMESTAMP(return_buf) = GST_BUFFER_TIMESTAMP(tmp_next_buf);
744 } else if (SLICE_TYPE_B == h264_prv->cur_slice_type) {
745 GST_BUFFER_TIMESTAMP(return_buf) = h264_prv->last_decode_time;
747 cts = (pts + h264_prv->default_cts_offset - GST_BUFFER_TIMESTAMP(return_buf));
748 ENCODER_ASSERT(cts < 0x80000000);
749 if (cts > 0x80000000) {
752 GST_BUFFER_OFFSET_END(return_buf) = cts;
758 #ifdef _SIMPLE_LIB_VA_
760 gst_h264_encoder_rendering(GstVaapiBaseEncoder *encoder, GstVaapiDisplay *display,
761 GstVaapiContext *context, GstVaapiSurface *surface,
762 guint frame_index, VABufferID coded_buf, gboolean *is_key)
764 EncoderStatus ret = ENCODER_NO_ERROR;
765 VAStatus va_status = VA_STATUS_SUCCESS;
766 GstH264Encoder *h264_encoder = GST_H264_ENCODER(encoder);
767 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
768 VAEncPictureParameterBufferH264 pic_h264;
769 VAEncSliceParameterBuffer *slice_h264 = NULL;
771 gboolean is_locked = FALSE;
773 ENCODER_ASSERT(display && context);
774 VADisplay va_dpy = gst_vaapi_display_get_display(display);
775 VAContextID context_id = GST_VAAPI_OBJECT_ID(context);
777 *is_key = (h264_prv->cur_slice_type == SLICE_TYPE_I);
780 ENCODER_ACQUIRE_DISPLAY_LOCK(display);
781 /*handle first surface_index*/
782 /*only need first frame*/
783 if (VA_INVALID_ID == h264_prv->seq_parameter) { /*first time*/
784 VAEncSequenceParameterBufferH264 seq_h264 = { 0 };
785 seq_h264.level_idc = h264_encoder->level; /* 3.0 */
786 seq_h264.max_num_ref_frames = 1; /*Only I, P frames*/
787 seq_h264.picture_width_in_mbs = (ENCODER_WIDTH(h264_encoder)+15)/16;
788 seq_h264.picture_height_in_mbs = (ENCODER_HEIGHT(h264_encoder)+15)/16;
790 seq_h264.bits_per_second = h264_encoder->bitrate;
791 seq_h264.frame_rate = ENCODER_FPS(h264_encoder);
792 seq_h264.initial_qp = h264_encoder->init_qp; /*qp_value; 15, 24, 26?*/
793 seq_h264.min_qp = h264_encoder->min_qp; /*1, 6, 10*/
794 seq_h264.basic_unit_size = 0;
795 seq_h264.intra_period = h264_encoder->intra_period;
796 seq_h264.intra_idr_period = h264_encoder->intra_period;
798 va_status = vaCreateBuffer(va_dpy, context_id,
799 VAEncSequenceParameterBufferType,
800 sizeof(seq_h264), 1, &seq_h264, &h264_prv->seq_parameter);
801 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS == va_status, ENCODER_ENC_RES_ERR, "alloc seq-buffer failed.\n");
802 va_status = vaRenderPicture(va_dpy, context_id, &h264_prv->seq_parameter, 1);
803 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS == va_status, ENCODER_PICTURE_ERR, "vaRenderPicture seq-parameters failed.\n");
806 /* set pic_parameters*/
807 if (!h264_prv->ref_surface1) {
808 h264_prv->ref_surface1 = gst_vaapi_context_get_surface(context);
809 ENCODER_CHECK_STATUS(h264_prv->ref_surface1, ENCODER_SURFACE_ERR, "reference surface, h264_pop_free_surface failed.\n");
811 if (!h264_prv->recon_surface) {
812 h264_prv->recon_surface = gst_vaapi_context_get_surface(context);
813 ENCODER_CHECK_STATUS(h264_prv->recon_surface, ENCODER_SURFACE_ERR, "reconstructed surface, h264_pop_free_surface failed.\n");
816 pic_h264.reference_picture = GST_VAAPI_OBJECT_ID(h264_prv->ref_surface1);
817 pic_h264.reconstructed_picture = GST_VAAPI_OBJECT_ID(h264_prv->recon_surface);
818 pic_h264.coded_buf = coded_buf;
819 pic_h264.picture_width = ENCODER_WIDTH(h264_encoder);
820 pic_h264.picture_height = ENCODER_HEIGHT(h264_encoder);
821 pic_h264.last_picture = 0; // last pic or not
823 if (VA_INVALID_ID != h264_prv->pic_parameter) { /* share the same pic_parameter*/
824 vaDestroyBuffer(va_dpy, h264_prv->pic_parameter);
825 h264_prv->pic_parameter = VA_INVALID_ID;
827 va_status = vaCreateBuffer(va_dpy, context_id, VAEncPictureParameterBufferType,
828 sizeof(pic_h264), 1, &pic_h264, &h264_prv->pic_parameter);
830 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS ==va_status, ENCODER_PICTURE_ERR, "creating pic-param buffer failed.\n");
832 va_status = vaRenderPicture(va_dpy, context_id, &h264_prv->pic_parameter, 1);
833 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS ==va_status, ENCODER_PICTURE_ERR, "rendering pic-param buffer failed.\n");
835 /* set slice parameters, support multiple slices */
837 guint32 last_row_num = 0;
838 guint32 slice_mod_num = h264_prv->slice_mod_mb_num;
840 memset(h264_prv->slice_param_buffers, 0, h264_encoder->slice_num*sizeof(h264_prv->slice_param_buffers[0]));
841 for (i = 0; i < h264_encoder->slice_num; ++i) {
842 slice_h264 = &h264_prv->slice_param_buffers[i];
843 slice_h264->start_row_number = last_row_num; /* unit MB*/
844 slice_h264->slice_height = h264_prv->default_slice_height; /* unit MB */
846 ++slice_h264->slice_height;
849 last_row_num += slice_h264->slice_height;
850 slice_h264->slice_flags.bits.is_intra = *is_key;
851 slice_h264->slice_flags.bits.disable_deblocking_filter_idc = 0;
854 ENCODER_ASSERT(last_row_num == (ENCODER_HEIGHT(h264_encoder)+15)/16);
856 if (VA_INVALID_ID != h264_prv->slice_parameter) {
857 vaDestroyBuffer(va_dpy, h264_prv->slice_parameter);
858 h264_prv->slice_parameter = VA_INVALID_ID;
860 va_status = vaCreateBuffer(va_dpy,
862 VAEncSliceParameterBufferType,
863 sizeof(h264_prv->slice_param_buffers[0]),
864 h264_encoder->slice_num,
865 h264_prv->slice_param_buffers,
866 &h264_prv->slice_parameter);
867 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS ==va_status, ENCODER_PICTURE_ERR, "creating slice-parameters buffer failed.\n");
869 va_status = vaRenderPicture(va_dpy, context_id, &h264_prv->slice_parameter, 1);
870 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS ==va_status, ENCODER_PICTURE_ERR, "rendering slice-parameters buffer failed.\n");
872 /*after finished, set ref_surface1_index, recon_surface_index */
873 GstVaapiSurface *swap = h264_prv->ref_surface1;
874 h264_prv->ref_surface1 = h264_prv->recon_surface;
875 h264_prv->recon_surface = swap;
878 ENCODER_RELEASE_DISPLAY_LOCK(display);
882 #else /* extended libva, new parameter structures*/
884 static void h264_swap_surface(GstVaapiSurface **s1, GstVaapiSurface **s2)
886 GstVaapiSurface *tmp;
888 g_return_if_fail(s1 && s2);
895 h264_recreate_seq_param(GstH264Encoder *h264_encoder,
896 VADisplay va_dpy, VAContextID context_id)
898 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
899 VAEncSequenceParameterBufferH264 seq_h264 = { 0 };
900 guint width_in_mbs, height_in_mbs;
902 VAStatus va_status = VA_STATUS_SUCCESS;
905 if (VA_INVALID_ID != h264_prv->seq_parameter)
908 width_in_mbs = (ENCODER_WIDTH(h264_encoder)+15)/16;
909 height_in_mbs = (ENCODER_HEIGHT(h264_encoder)+15)/16;
911 seq_h264.seq_parameter_set_id = 0;
912 seq_h264.profile_idc = h264_encoder->profile;
913 seq_h264.level_idc = h264_encoder->level; /* 3.0 */
914 seq_h264.intra_period = h264_encoder->intra_period;
915 seq_h264.ip_period = 0; // ?
916 seq_h264.max_num_ref_frames = (h264_encoder->b_frame_num < 2 ? 3 : h264_encoder->b_frame_num+1); // ?, why 4
917 seq_h264.picture_width_in_mbs = width_in_mbs;
918 seq_h264.picture_height_in_mbs = height_in_mbs;
919 seq_h264.frame_mbs_only_flag = 1;
920 seq_h264.target_usage = 1; // ?
922 if (h264_encoder->init_qp == -1)
923 seq_h264.rate_control_method = BR_CBR;
924 else if (h264_encoder->init_qp == -2)
925 seq_h264.rate_control_method = BR_VBR;
927 assert(h264_encoder->init_qp >= 0 && h264_encoder->init_qp <= 51);
928 seq_h264.rate_control_method = BR_CQP;
931 if (h264_encoder->bitrate> 0)
932 seq_h264.bits_per_second = h264_encoder->bitrate; /* use kbps as input */
934 seq_h264.bits_per_second = 0;
936 if (seq_h264.rate_control_method == BR_VBR) {
937 seq_h264.max_bits_per_second = seq_h264.bits_per_second*1.5;
938 seq_h264.min_bits_per_second = seq_h264.bits_per_second*0.3;
940 seq_h264.initial_hrd_buffer_fullness = 0; // ??
941 seq_h264.hrd_buffer_size = 0;
942 seq_h264.num_units_in_tick = 100;
943 seq_h264.time_scale = ENCODER_FPS(h264_encoder)*2*seq_h264.num_units_in_tick;
945 if (height_in_mbs*16 - ENCODER_HEIGHT(h264_encoder)) {
946 seq_h264.frame_cropping_flag = 1;
947 seq_h264.frame_crop_left_offset = 0;
948 seq_h264.frame_crop_right_offset = 0;
949 seq_h264.frame_crop_top_offset = 0;
950 seq_h264.frame_crop_bottom_offset =
951 (height_in_mbs * 16 - ENCODER_HEIGHT(h264_encoder))/(2 * (!seq_h264.frame_mbs_only_flag + 1));
953 seq_h264.pic_order_cnt_type = 0; // pic order cnt
954 seq_h264.direct_8x8_inference_flag = 0;
955 seq_h264.log2_max_frame_num_minus4 = 4; // log2(seq_h264.intra_period)-3 : 0
956 seq_h264.log2_max_pic_order_cnt_lsb_minus4 = seq_h264.log2_max_frame_num_minus4+2;
957 seq_h264.vui_flag = 0; // 0? or 1?
959 va_status = vaCreateBuffer(va_dpy, context_id,
960 VAEncSequenceParameterBufferType,
962 &seq_h264, &h264_prv->seq_parameter);
963 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS == va_status,
964 FALSE, "alloc seq-buffer failed.\n");
966 /*pack sps header buffer/data */
967 if (NULL == h264_prv->sps_data) {
968 VAEncPackedHeaderParameterBuffer packed_header_param_buffer = { 0 };
969 guint32 length_in_bits, offset_in_bytes;
970 guint8 *packed_seq_buffer = NULL;
971 H264Bitstream bitstream;
972 h264_bitstream_init(&bitstream, 128*8);
973 h264_bitstream_write_uint(&bitstream, 0x00000001, 32); /* start code*/
974 h264_bitstream_write_nal_header(&bitstream, NAL_REF_IDC_HIGH, NAL_SPS);
975 h264_bitstream_write_sps(&bitstream, &seq_h264);
976 ENCODER_ASSERT(BIT_STREAM_BIT_SIZE(&bitstream)%8 == 0);
977 length_in_bits = BIT_STREAM_BIT_SIZE(&bitstream);
978 packed_seq_buffer = BIT_STREAM_BUFFER(&bitstream);
979 //h264_prv->sps_data = gst_buffer_new_and_alloc((length_in_bits+7)/8);
980 //GST_BUFFER_SIZE(h264_prv->sps_data) = (length_in_bits+7)/8-4;
981 //memcpy(GST_BUFFER_DATA(h264_prv->sps_data), packed_seq_buffer+4, (length_in_bits+7)/8-4);
984 packed_header_param_buffer.type = VAEncPackedHeaderSPS;
985 packed_header_param_buffer.insert_emulation_bytes = 1;
986 packed_header_param_buffer.skip_emulation_check_count = 5;
987 packed_header_param_buffer.num_headers = 1;
988 packed_header_param_buffer.length_in_bits = &length_in_bits;
989 packed_header_param_buffer.offset_in_bytes = &offset_in_bytes;
990 va_status = vaCreateBuffer(va_dpy,
992 VAEncPackedHeaderParameterBufferType,
993 sizeof(packed_header_param_buffer), 1,
994 &packed_header_param_buffer,
995 &h264_prv->packed_sps_par_buf);
996 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS == va_status,
998 "EncPackedSeqHeaderParameterBuffer failed");
999 va_status = vaCreateBuffer(va_dpy,
1001 VAEncPackedHeaderDataBufferType,
1002 (length_in_bits + 7) / 8, 1,
1004 &h264_prv->packed_sps_data_buf);
1005 h264_bitstream_destroy(&bitstream, TRUE);
1006 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS == va_status,
1008 "EncPackedSeqHeaderDataBuffer failed");
1016 h264_recreate_pic_param(GstH264Encoder *h264_encoder,
1017 VADisplay va_dpy, VAContextID context_id,
1018 VABufferID coded_buf)
1020 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
1021 VAEncPictureParameterBufferH264 pic_h264;
1022 gboolean ret = TRUE;
1023 VAStatus va_status = VA_STATUS_SUCCESS;
1025 VAAPI_UNUSED_ARG(va_status);
1026 memset(&pic_h264, 0, sizeof(pic_h264));
1027 pic_h264.CurrPic.picture_id = GST_VAAPI_OBJECT_ID(h264_prv->recon_surface);
1028 pic_h264.CurrPic.TopFieldOrderCnt = h264_prv->cur_display_num * 2; // ??? /**/
1029 pic_h264.ReferenceFrames[0].picture_id = GST_VAAPI_OBJECT_ID(h264_prv->ref_surface1);
1030 pic_h264.ReferenceFrames[1].picture_id = GST_VAAPI_OBJECT_ID(h264_prv->ref_surface2);
1031 pic_h264.ReferenceFrames[2].picture_id = VA_INVALID_ID;
1032 pic_h264.CodedBuf = coded_buf;
1034 pic_h264.seq_parameter_set_id = 0;
1035 pic_h264.pic_parameter_set_id = 0;
1036 pic_h264.last_picture = 0;
1037 pic_h264.frame_num = (h264_prv->cur_slice_type == SLICE_TYPE_B ?
1038 (h264_prv->cur_decode_num + 1) : h264_prv->cur_decode_num);
1039 pic_h264.coding_type = 0;
1040 pic_h264.pic_init_qp = (h264_encoder->init_qp >= 0 ? h264_encoder->init_qp : 26);
1041 pic_h264.num_ref_idx_l0_active_minus1 = 0;
1042 pic_h264.num_ref_idx_l1_active_minus1 = 0;
1043 pic_h264.pic_fields.bits.idr_pic_flag = (h264_prv->cur_slice_type == SLICE_TYPE_I);
1044 pic_h264.pic_fields.bits.reference_pic_flag = (h264_prv->cur_slice_type != SLICE_TYPE_B);
1045 pic_h264.pic_fields.bits.entropy_coding_mode_flag = ENTROPY_MODE_CABAC;
1046 pic_h264.pic_fields.bits.weighted_pred_flag = 0;
1047 pic_h264.pic_fields.bits.weighted_bipred_idc = 0;
1048 pic_h264.pic_fields.bits.transform_8x8_mode_flag = 1;
1049 pic_h264.pic_fields.bits.deblocking_filter_control_present_flag = 1;
1051 if (VA_INVALID_ID != h264_prv->pic_parameter) { /* share the same pic_parameter*/
1052 vaDestroyBuffer(va_dpy, h264_prv->pic_parameter);
1053 h264_prv->pic_parameter = VA_INVALID_ID;
1055 va_status = vaCreateBuffer(va_dpy, context_id, VAEncPictureParameterBufferType,
1056 sizeof(pic_h264), 1, &pic_h264, &h264_prv->pic_parameter);
1058 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS ==va_status, FALSE, "creating pic-param buffer failed.\n");
1060 //if (NULL == h264_prv->pps_data) {
1061 if (VA_INVALID_ID == h264_prv->packed_pps_data_buf) {
1062 VAEncPackedHeaderParameterBuffer packed_header_param_buffer = { 0 };
1063 guint32 length_in_bits, offset_in_bytes;
1064 guint8 *packed_pic_buffer = NULL;
1065 H264Bitstream bitstream;
1066 h264_bitstream_init(&bitstream, 128*8);
1067 h264_bitstream_write_uint(&bitstream, 0x00000001, 32); /* start code*/
1068 h264_bitstream_write_nal_header(&bitstream, NAL_REF_IDC_HIGH, NAL_PPS);
1069 h264_bitstream_write_pps(&bitstream, &pic_h264);
1070 ENCODER_ASSERT(BIT_STREAM_BIT_SIZE(&bitstream)%8 == 0);
1071 length_in_bits = BIT_STREAM_BIT_SIZE(&bitstream);
1072 packed_pic_buffer = BIT_STREAM_BUFFER(&bitstream);
1073 //h264_prv->pps_data = gst_buffer_new_and_alloc((length_in_bits+7)/8);
1074 //GST_BUFFER_SIZE(h264_prv->pps_data) = (length_in_bits+7)/8-4;
1075 //memcpy(GST_BUFFER_DATA(h264_prv->pps_data), packed_pic_buffer+4, (length_in_bits+7)/8-4);
1077 offset_in_bytes = 0;
1078 packed_header_param_buffer.type = VAEncPackedHeaderPPS;
1079 packed_header_param_buffer.insert_emulation_bytes = 1;
1080 packed_header_param_buffer.skip_emulation_check_count = 5;
1081 packed_header_param_buffer.num_headers = 1;
1082 packed_header_param_buffer.length_in_bits = &length_in_bits;
1083 packed_header_param_buffer.offset_in_bytes = &offset_in_bytes;
1085 va_status = vaCreateBuffer(va_dpy,
1087 VAEncPackedHeaderParameterBufferType,
1088 sizeof(packed_header_param_buffer), 1,
1089 &packed_header_param_buffer,
1090 &h264_prv->packed_pps_par_buf);
1091 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS == va_status,
1093 "EncPackedPicHeaderParameterBuffer failed");
1095 va_status = vaCreateBuffer(va_dpy,
1097 VAEncPackedHeaderDataBufferType,
1098 (length_in_bits + 7) / 8, 1,
1100 &h264_prv->packed_pps_data_buf);
1101 h264_bitstream_destroy(&bitstream, TRUE);
1102 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS == va_status,
1104 "EncPackedPicHeaderDataBuffer failed");
1113 h264_recreate_slice_param(GstH264Encoder *h264_encoder,
1114 VADisplay va_dpy, VAContextID context_id)
1116 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
1117 VAEncSliceParameterBufferH264 *slice_h264 = NULL;
1119 gboolean ret = TRUE;
1120 VAStatus va_status = VA_STATUS_SUCCESS;
1122 width_in_mbs = (ENCODER_WIDTH(h264_encoder)+15)/16;
1125 guint32 last_row_num = 0;
1126 guint32 slice_mod_num = h264_prv->slice_mod_mb_num;
1128 memset(h264_prv->slice_param_buffers, 0, h264_encoder->slice_num*sizeof(h264_prv->slice_param_buffers[0]));
1129 for (i = 0; i < h264_encoder->slice_num; ++i) {
1130 slice_h264 = &h264_prv->slice_param_buffers[i];
1132 slice_h264->starting_macroblock_address = last_row_num*width_in_mbs;
1133 slice_h264->number_of_mbs = width_in_mbs*h264_prv->default_slice_height;
1134 last_row_num += h264_prv->default_slice_height;
1135 if (slice_mod_num) {
1136 slice_h264->number_of_mbs += width_in_mbs;
1140 slice_h264->pic_parameter_set_id = 0;
1141 slice_h264->slice_type = h264_prv->cur_slice_type;
1142 slice_h264->direct_spatial_mv_pred_flag = 0;
1143 slice_h264->num_ref_idx_l0_active_minus1 = 0;
1144 slice_h264->num_ref_idx_l1_active_minus1 = 0;
1145 slice_h264->cabac_init_idc = 0;
1146 slice_h264->slice_qp_delta = 0;
1147 slice_h264->disable_deblocking_filter_idc = 0;
1148 slice_h264->slice_alpha_c0_offset_div2 = 2;
1149 slice_h264->slice_beta_offset_div2 = 2;
1150 slice_h264->idr_pic_id = 0;
1152 slice_h264->ref_pic_list_modification_flag_l0 = 0;
1153 slice_h264->ref_pic_list_modification_flag_l1 = 0;
1156 ENCODER_ASSERT(last_row_num == (ENCODER_HEIGHT(h264_encoder)+15)/16);
1158 if (VA_INVALID_ID != h264_prv->slice_parameter) {
1159 vaDestroyBuffer(va_dpy, h264_prv->slice_parameter);
1160 h264_prv->slice_parameter = VA_INVALID_ID;
1162 va_status = vaCreateBuffer(va_dpy,
1164 VAEncSliceParameterBufferType,
1165 sizeof(h264_prv->slice_param_buffers[0]),
1166 h264_encoder->slice_num,
1167 h264_prv->slice_param_buffers,
1168 &h264_prv->slice_parameter);
1169 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS ==va_status, FALSE, "creating slice-parameters buffer failed.\n");
1175 static EncoderStatus
1176 gst_h264_encoder_rendering(GstVaapiBaseEncoder *encoder, GstVaapiDisplay *display,
1177 GstVaapiContext *context, GstVaapiSurface *surface,
1178 guint frame_index, VABufferID coded_buf, gboolean *is_key)
1180 EncoderStatus ret = ENCODER_NO_ERROR;
1181 VAStatus va_status = VA_STATUS_SUCCESS;
1182 GstH264Encoder *h264_encoder = GST_H264_ENCODER(encoder);
1183 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
1184 VABufferID va_buffers[64];
1185 guint32 va_buffers_count = 0;
1186 gboolean is_params_ok = TRUE;
1188 gboolean is_locked = FALSE;
1190 ENCODER_ASSERT(display && context);
1191 VADisplay va_dpy = gst_vaapi_display_get_display(display);
1192 VAContextID context_id = GST_VAAPI_OBJECT_ID(context);
1194 *is_key = (h264_prv->cur_slice_type == SLICE_TYPE_I);
1196 if (!h264_prv->ref_surface1) {
1197 h264_prv->ref_surface1 = gst_vaapi_context_get_surface(context);
1198 ENCODER_CHECK_STATUS(h264_prv->ref_surface1, ENCODER_SURFACE_ERR, "reference surface, h264_pop_free_surface failed.\n");
1200 if (!h264_prv->ref_surface2) {
1201 h264_prv->ref_surface2 = gst_vaapi_context_get_surface(context);
1202 ENCODER_CHECK_STATUS(h264_prv->ref_surface2, ENCODER_SURFACE_ERR, "reference surface, h264_pop_free_surface failed.\n");
1204 if (!h264_prv->recon_surface) {
1205 h264_prv->recon_surface = gst_vaapi_context_get_surface(context);
1206 ENCODER_CHECK_STATUS(h264_prv->recon_surface, ENCODER_SURFACE_ERR, "reconstructed surface, h264_pop_free_surface failed.\n");
1209 if (SLICE_TYPE_P == h264_prv->cur_slice_type) {
1210 h264_swap_surface(&h264_prv->ref_surface1, &h264_prv->ref_surface2);
1213 /* set sequence parameters, need set every time */
1214 is_params_ok = h264_recreate_seq_param(h264_encoder, va_dpy, context_id);
1215 ENCODER_CHECK_STATUS(is_params_ok, ENCODER_PARAMETER_ERR,
1216 "h264_recreate_seq_param failed");
1217 /* set pic_parameters*/
1218 is_params_ok = h264_recreate_pic_param(h264_encoder, va_dpy, context_id, coded_buf);
1219 ENCODER_CHECK_STATUS(is_params_ok, ENCODER_PARAMETER_ERR,
1220 "h264_recreate_pic_param failed");
1221 /* set slice parameters, support multiple slices */
1222 is_params_ok = h264_recreate_slice_param(h264_encoder, va_dpy, context_id);
1223 ENCODER_CHECK_STATUS(is_params_ok, ENCODER_PARAMETER_ERR,
1224 "h264_recreate_slice_param failed");
1227 ENCODER_ACQUIRE_DISPLAY_LOCK(display);
1229 /*render all buffers*/
1230 if (VA_INVALID_ID != h264_prv->seq_parameter) {
1231 va_buffers[va_buffers_count++] = h264_prv->seq_parameter;
1233 if (VA_INVALID_ID != h264_prv->pic_parameter) {
1234 va_buffers[va_buffers_count++] = h264_prv->pic_parameter;
1236 if (VA_INVALID_ID != h264_prv->slice_parameter) {
1237 va_buffers[va_buffers_count++] = h264_prv->slice_parameter;
1239 if (SLICE_TYPE_I == h264_prv->cur_slice_type) {
1240 if (VA_INVALID_ID != h264_prv->packed_sps_par_buf) {
1241 va_buffers[va_buffers_count++] = h264_prv->packed_sps_par_buf;
1243 if (VA_INVALID_ID != h264_prv->packed_sps_data_buf) {
1244 va_buffers[va_buffers_count++] = h264_prv->packed_sps_data_buf;
1246 if (VA_INVALID_ID != h264_prv->packed_pps_par_buf) {
1247 va_buffers[va_buffers_count++] = h264_prv->packed_pps_par_buf;
1249 if (VA_INVALID_ID != h264_prv->packed_pps_data_buf) {
1250 va_buffers[va_buffers_count++] = h264_prv->packed_pps_data_buf;
1254 va_status = vaRenderPicture(va_dpy, context_id, va_buffers, va_buffers_count);
1255 ENCODER_CHECK_STATUS(VA_STATUS_SUCCESS == va_status, ENCODER_PICTURE_ERR,
1256 "vaRenderH264Picture failed.\n");
1258 /*after finished, swap recon and surface2*/
1259 if (SLICE_TYPE_P == h264_prv->cur_slice_type ||
1260 SLICE_TYPE_I == h264_prv->cur_slice_type) {
1261 h264_swap_surface(&h264_prv->recon_surface, &h264_prv->ref_surface2);
1265 ENCODER_RELEASE_DISPLAY_LOCK(display);
1272 gst_h264_encoder_copy_coded_buffer(GstVaapiBaseEncoder *encoder,
1275 VABufferID *coded_buf)
1277 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(encoder);
1278 GstBuffer *ret_buffer;
1280 const guint8 *nal_start;
1283 ret_buffer = gst_buffer_new();
1284 ENCODER_ASSERT(ret_buffer);
1285 H264Bitstream bitstream;
1286 h264_bitstream_init(&bitstream, (frame_size+32)*8);
1287 h264_bitstream_align(&bitstream, 0);
1288 ENCODER_ASSERT(bitstream.bit_size == 0);
1290 if (!h264_prv->es_flag) { /*nal format*/
1291 h264_bitstream_write_byte_array(&bitstream, frame, frame_size);
1292 ENCODER_ASSERT(bitstream.bit_size == frame_size*8);
1293 } else { /* elementary format */
1294 frame_end = frame + frame_size;
1297 while((nal_start = h264_next_nal(nal_start, frame_end-nal_start, &nal_size)) != NULL) {
1298 ENCODER_ASSERT(nal_size);
1300 nal_start += nal_size;
1303 h264_bitstream_write_uint(&bitstream, nal_size, 32);
1304 h264_bitstream_write_byte_array(&bitstream, nal_start, nal_size);
1305 nal_start += nal_size;
1308 h264_bitstream_align(&bitstream, 0);
1310 GST_BUFFER_MALLOCDATA(ret_buffer) =
1311 GST_BUFFER_DATA(ret_buffer) = BIT_STREAM_BUFFER(&bitstream);
1312 GST_BUFFER_SIZE(ret_buffer) = BIT_STREAM_BIT_SIZE(&bitstream)/8;
1313 h264_bitstream_destroy(&bitstream, FALSE);
1318 static EncoderStatus
1319 h264_encoder_read_sps_pps(GstH264EncoderPrivate *h264_prv, const guint8 *buf, guint32 size)
1321 const guint8 *end = buf + size;
1322 const guint8 *nal_start = buf;
1323 guint32 nal_size = 0;
1325 GstBuffer *sps = NULL, *pps = NULL;
1327 while((!sps || !pps) && (nal_start = h264_next_nal(nal_start, end-nal_start, &nal_size)) != NULL) {
1329 nal_start += nal_size;
1333 nal_type = (*nal_start)&0x1F;
1336 sps = gst_buffer_new_and_alloc(nal_size);
1337 memcpy(GST_BUFFER_DATA(sps), nal_start, nal_size);
1338 gst_buffer_replace(&h264_prv->sps_data, sps);
1339 gst_buffer_unref(sps); /*don't set to NULL*/
1344 pps = gst_buffer_new_and_alloc(nal_size);
1345 memcpy(GST_BUFFER_DATA(pps), nal_start, nal_size);
1346 gst_buffer_replace(&h264_prv->pps_data, pps);
1347 gst_buffer_unref(pps);
1354 nal_start += nal_size;
1358 return ENCODER_DATA_NOT_READY;
1360 return ENCODER_NO_ERROR;
1364 gst_h264_notify_frame(GstVaapiBaseEncoder *encoder, guint8 *buf, guint32 size)
1366 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(encoder);
1367 if (!h264_prv->sps_data || !h264_prv->pps_data) {
1368 h264_encoder_read_sps_pps(h264_prv, buf, size);
1370 if (h264_prv->sps_data && h264_prv->pps_data) {
1371 gst_vaapi_base_encoder_set_frame_notify(GST_VAAPI_BASE_ENCODER(encoder), FALSE);
1377 h264_read_sps_attributes(const guint8 *sps_data, guint32 sps_size,
1378 guint32 *profile_idc, guint32 *profile_comp, guint32 *level_idc)
1380 ENCODER_ASSERT(profile_idc && profile_comp && level_idc);
1381 ENCODER_ASSERT(sps_size >= 4);
1385 /*skip sps_data[0], nal_type*/
1386 *profile_idc = sps_data[1];
1387 *profile_comp = sps_data[2];
1388 *level_idc = sps_data[3];
1393 static EncoderStatus
1394 gst_h264_encoder_flush(GstVaapiEncoder* encoder, GstVaapiDisplay *display,
1395 GstVaapiContext *context, GList **coded_pics)
1397 GstH264Encoder* h264_encoder = GST_H264_ENCODER(encoder);
1398 EncoderStatus ret = ENCODER_NO_ERROR;
1399 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
1401 //h264_prv->frame_count = 0;
1402 h264_prv->cur_display_num = 0;
1403 h264_prv->cur_decode_num = 0;
1404 h264_prv->cur_slice_type = SLICE_TYPE_I;
1405 h264_prv->gop_count = g_queue_get_length(h264_prv->queued_buffers);
1406 //gst_vaapi_base_encoder_set_frame_notify((GST_VAAPI_BASE_ENCODER)encoder, TRUE);
1413 static int draw_picture(int width, int height,
1414 unsigned char *Y_start,
1415 unsigned char *U_start,
1416 unsigned char *V_start,
1417 int UV_interleave, int box_width, int row_shift);
1419 int main_test(int argc, char* argv[])
1421 EncoderStatus ret = ENCODER_NO_ERROR;
1422 GstVaapiEncoder *encoder = NULL;
1424 GList *coded_pics = NULL;
1425 GstBuffer **raw_buffer = NULL;
1426 const guint32 raw_buffer_num = 20;
1428 GstBuffer *tmp_buffer;
1430 guint32 i = 0, k = 0;
1432 gst_init (&argc, &argv);
1435 if (!g_thread_supported ())
1436 g_thread_init (NULL);
1438 GstH264Encoder *h264_encoder = gst_h264_encoder_new();
1439 encoder = GST_VAAPI_ENCODER(h264_encoder);
1440 ENCODER_ASSERT(encoder);
1442 h264_encoder->profile = 64;
1443 h264_encoder->level = 30;
1444 encoder->width = 1280;
1445 encoder->height = 720;
1446 encoder->frame_rate = 10;
1447 h264_encoder->bitrate = 512*1000;
1448 h264_encoder->intra_period = 30;
1449 ret = gst_vaapi_encoder_initialize(encoder);
1450 ENCODER_ASSERT(ret == ENCODER_NO_ERROR);
1451 ret = gst_vaapi_encoder_open(encoder, NULL);
1452 ENCODER_ASSERT(ret == ENCODER_NO_ERROR);
1454 guint32 buffer_size = encoder->width * encoder->width *3 /2;
1455 guint32 y_width = encoder->width, y_size = encoder->width * encoder->height;
1456 guint32 u_width = encoder->width/2, u_size = (encoder->width/2) * (encoder->height/2);
1457 guint32 v_width = encoder->width/2;
1458 guint8 *y_src, *u_src, *v_src;
1464 VAAPI_UNUSED_ARG(v_width);
1465 VAAPI_UNUSED_ARG(u_width);
1466 VAAPI_UNUSED_ARG(y_width);
1467 raw_buffer = (GstBuffer**)g_malloc0(raw_buffer_num*sizeof(GstBuffer*));
1468 for (i = 0; i < raw_buffer_num; i++) {
1469 raw_buffer[i] = gst_buffer_new_and_alloc(buffer_size);
1470 y_src = GST_BUFFER_DATA(raw_buffer[i]);
1471 u_src = y_src + y_size;
1472 v_src = u_src + u_size;
1474 draw_picture(encoder->width, encoder->height, y_src, u_src, v_src, 0, box_width, row_shift);
1476 if (row_shift==(2*box_width)) row_shift= 0;
1479 FILE *fp = fopen("tmp.h264", "wb");
1484 for (i = 0; i < 50; i++) {
1486 ret = gst_vaapi_encoder_encode(encoder, raw_buffer[k], &coded_pics);
1487 ENCODER_ASSERT(ENCODER_NO_ERROR == ret);
1489 if (k >= raw_buffer_num) k = 0;
1491 while (coded_pics) {
1492 tmp_buffer = coded_pics->data;
1493 coded_pics = g_list_remove(coded_pics, tmp_buffer);
1494 fwrite(GST_BUFFER_DATA(tmp_buffer), GST_BUFFER_SIZE(tmp_buffer), 1, fp);
1495 printf("F:%d, S:%d, %s\n", i, GST_BUFFER_SIZE(tmp_buffer), vaapi_encoder_dump_bytes(GST_BUFFER_DATA(tmp_buffer)+4, 8));
1496 gst_buffer_unref(tmp_buffer);
1501 ret = gst_vaapi_encoder_close(encoder);
1502 ENCODER_ASSERT(ENCODER_NO_ERROR == ret);
1504 for (i = 0; i < raw_buffer_num; i++) {
1505 gst_buffer_unref(raw_buffer[i]);
1508 gst_vaapi_encoder_unref(encoder);
1514 gst_h264_encoder_get_avcC_codec_data(GstVaapiEncoder *encoder, GstBuffer **buffer)
1516 GstH264Encoder *h264_encoder = GST_H264_ENCODER(encoder);
1517 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
1518 GstBuffer *avc_codec;
1519 const guint32 configuration_version = 0x01;
1520 const guint32 length_size_minus_one = 0x03;
1521 guint32 profile, profile_comp, level_idc;
1523 ENCODER_ASSERT(buffer);
1524 if (!h264_prv->sps_data || !h264_prv->pps_data) {
1525 return ENCODER_DATA_NOT_READY;
1528 if (FALSE == h264_read_sps_attributes(GST_BUFFER_DATA(h264_prv->sps_data),
1529 GST_BUFFER_SIZE(h264_prv->sps_data),
1530 &profile, &profile_comp, &level_idc))
1533 return ENCODER_DATA_ERR;
1536 H264Bitstream bitstream;
1537 h264_bitstream_init(&bitstream,
1538 (GST_BUFFER_SIZE(h264_prv->sps_data)+GST_BUFFER_SIZE(h264_prv->pps_data) + 32)*8);
1541 h264_bitstream_write_uint(&bitstream, configuration_version, 8);
1542 h264_bitstream_write_uint(&bitstream, profile, 8);
1543 h264_bitstream_write_uint(&bitstream, profile_comp, 8);
1544 h264_bitstream_write_uint(&bitstream, level_idc, 8);
1545 h264_bitstream_write_uint(&bitstream, h264_bit_mask[6], 6); /*111111*/
1546 h264_bitstream_write_uint(&bitstream, length_size_minus_one, 2);
1547 h264_bitstream_write_uint(&bitstream, h264_bit_mask[3], 3); /*111*/
1550 h264_bitstream_write_uint(&bitstream, 1, 5); /* sps count = 1*/
1551 ENCODER_ASSERT( BIT_STREAM_BIT_SIZE(&bitstream)%8 == 0);
1552 h264_bitstream_write_uint(&bitstream, GST_BUFFER_SIZE(h264_prv->sps_data), 16);
1553 h264_bitstream_write_byte_array(&bitstream, GST_BUFFER_DATA(h264_prv->sps_data),
1554 GST_BUFFER_SIZE(h264_prv->sps_data));
1557 h264_bitstream_write_uint(&bitstream, 1, 8); /*pps count = 1*/
1558 h264_bitstream_write_uint(&bitstream, GST_BUFFER_SIZE(h264_prv->pps_data), 16);
1559 h264_bitstream_write_byte_array(&bitstream, GST_BUFFER_DATA(h264_prv->pps_data),
1560 GST_BUFFER_SIZE(h264_prv->pps_data));
1562 avc_codec = gst_buffer_new();
1563 GST_BUFFER_MALLOCDATA(avc_codec) =
1564 GST_BUFFER_DATA(avc_codec) =
1565 BIT_STREAM_BUFFER(&bitstream);
1566 GST_BUFFER_SIZE(avc_codec) = BIT_STREAM_BIT_SIZE(&bitstream)/8;
1567 h264_bitstream_destroy(&bitstream, FALSE);
1568 *buffer = avc_codec;
1570 return ENCODER_NO_ERROR;
1574 gst_h264_encoder_get_nal_codec_data(GstVaapiEncoder *encoder, GstBuffer **buffer)
1576 GstH264Encoder *h264_encoder = GST_H264_ENCODER(encoder);
1577 GstH264EncoderPrivate *h264_prv = GST_H264_ENCODER_GET_PRIVATE(h264_encoder);
1578 GstBuffer *nal_sps_pps;
1580 ENCODER_ASSERT(buffer);
1581 if (!h264_prv->sps_data || !h264_prv->pps_data) {
1582 return ENCODER_DATA_NOT_READY;
1585 H264Bitstream bitstream;
1586 h264_bitstream_init(&bitstream,
1587 (GST_BUFFER_SIZE(h264_prv->sps_data)+GST_BUFFER_SIZE(h264_prv->pps_data) + 8)*8);
1589 /*0x000001 start code*/
1590 h264_bitstream_write_uint(&bitstream, 0x000001, 24);
1591 h264_bitstream_write_byte_array(&bitstream, GST_BUFFER_DATA(h264_prv->sps_data),
1592 GST_BUFFER_SIZE(h264_prv->sps_data));
1593 h264_bitstream_write_uint(&bitstream, 0x000001, 24);
1594 h264_bitstream_write_byte_array(&bitstream, GST_BUFFER_DATA(h264_prv->pps_data),
1595 GST_BUFFER_SIZE(h264_prv->pps_data));
1597 nal_sps_pps = gst_buffer_new();
1598 GST_BUFFER_MALLOCDATA(nal_sps_pps) =
1599 GST_BUFFER_DATA(nal_sps_pps) =
1600 BIT_STREAM_BUFFER(&bitstream);
1601 GST_BUFFER_SIZE(nal_sps_pps) = BIT_STREAM_BIT_SIZE(&bitstream)/8;
1602 h264_bitstream_destroy(&bitstream, FALSE);
1603 *buffer = nal_sps_pps;
1604 return ENCODER_NO_ERROR;
1608 h264_bitstream_init(H264Bitstream *bitstream, guint32 bit_capability)
1610 bitstream->bit_size = 0;
1611 bitstream->buffer = NULL;
1612 bitstream->max_bit_capability = 0;
1613 if (bit_capability) {
1614 h264_bitstream_auto_grow(bitstream, bit_capability);
1619 h264_bitstream_write_uint(H264Bitstream *bitstream, guint32 value, guint32 bit_size)
1621 gboolean ret = TRUE;
1622 guint32 byte_pos, bit_offset;
1630 VAAPI_UNUSED_ARG(ret);
1631 ENCODER_CHECK_STATUS(TRUE == h264_bitstream_auto_grow(bitstream, bit_size), FALSE, "h264_bitstream_auto_grow failed.\n");
1632 byte_pos = (bitstream->bit_size>>3);
1633 bit_offset = (bitstream->bit_size&0x07);
1634 cur_byte = bitstream->buffer + byte_pos;
1635 ENCODER_ASSERT(bit_offset < 8 && bitstream->bit_size <= bitstream->max_bit_capability);
1638 fill_bits = ((8-bit_offset) < bit_size ? (8-bit_offset) : bit_size);
1639 bit_size -= fill_bits;
1640 bitstream->bit_size += fill_bits;
1642 *cur_byte |= ((value>>bit_size) & h264_bit_mask[fill_bits])<<(8-bit_offset-fill_bits);
1646 ENCODER_ASSERT(cur_byte <= bitstream->buffer + bitstream->max_bit_capability/8);
1652 static gboolean h264_bitstream_align(H264Bitstream *bitstream, guint32 value)
1654 guint32 bit_offset, bit_left;
1656 bit_offset = (bitstream->bit_size&0x07);
1660 bit_left = 8 - bit_offset;
1661 if (value) value = h264_bit_mask[bit_left];
1662 return h264_bitstream_write_uint(bitstream, value, bit_left);
1667 h264_bitstream_write_byte_array(H264Bitstream *bitstream, const guint8 *buf, guint32 byte_size)
1669 gboolean ret = TRUE;
1674 VAAPI_UNUSED_ARG(ret);
1675 ENCODER_CHECK_STATUS(TRUE == h264_bitstream_auto_grow(bitstream, byte_size<<3), FALSE, "h264_bitstream_auto_grow failed.\n");
1676 if (0 == (bitstream->bit_size&0x07)) {
1677 memcpy(&bitstream->buffer[bitstream->bit_size>>3], buf, byte_size);
1678 bitstream->bit_size += (byte_size<<3);
1682 h264_bitstream_write_uint(bitstream, *buf, 8);
1693 h264_bitstream_write_ue(H264Bitstream *bitstream, guint32 value)
1695 gboolean ret = TRUE;
1696 guint32 size_in_bits = 0;
1697 guint32 tmp_value = ++value;
1702 ENCODER_CHECK_STATUS(h264_bitstream_write_uint(bitstream, 0, size_in_bits-1), FALSE, "h264_bitstream_write_ue failed.\n");
1703 ENCODER_CHECK_STATUS(h264_bitstream_write_uint(bitstream, value, size_in_bits), FALSE, "h264_bitstream_write_ue failed.\n");
1710 h264_bitstream_write_se(H264Bitstream *bitstream, gint32 value)
1712 gboolean ret = TRUE;
1716 new_val = -(value<<1);
1718 new_val = (value<<1) - 1;
1721 ENCODER_CHECK_STATUS(h264_bitstream_write_ue(bitstream, new_val), FALSE, "h264_bitstream_write_se failed.\n");
1728 h264_bitstream_write_trailing_bits(H264Bitstream *bitstream)
1730 h264_bitstream_write_uint(bitstream, 1, 1);
1731 h264_bitstream_align(bitstream, 0);
1736 h264_bitstream_destroy(H264Bitstream *bitstream, gboolean free_flag)
1738 if (bitstream->buffer && free_flag) {
1739 free (bitstream->buffer);
1741 bitstream->buffer = NULL;
1742 bitstream->bit_size = 0;
1743 bitstream->max_bit_capability = 0;
1747 h264_bitstream_auto_grow(H264Bitstream *bitstream, guint32 extra_bit_size)
1749 guint32 new_bit_size = extra_bit_size + bitstream->bit_size;
1752 ENCODER_ASSERT(bitstream->bit_size <= bitstream->max_bit_capability);
1753 if (new_bit_size <= bitstream->max_bit_capability) {
1757 new_bit_size = ((new_bit_size + H264_BITSTREAM_ALLOC_ALIGN_MASK)
1758 &(~H264_BITSTREAM_ALLOC_ALIGN_MASK));
1759 ENCODER_ASSERT(new_bit_size%(H264_BITSTREAM_ALLOC_ALIGN_MASK+1) == 0);
1760 clear_pos = ((bitstream->bit_size+7)>>3);
1761 bitstream->buffer = realloc(bitstream->buffer, new_bit_size>>3);
1762 memset(bitstream->buffer+clear_pos, 0, (new_bit_size>>3)-clear_pos);
1763 bitstream->max_bit_capability = new_bit_size;
1768 h264_bitstream_write_nal_header(H264Bitstream *bitstream,
1769 guint nal_ref_idc, guint nal_unit_type)
1771 h264_bitstream_write_uint(bitstream, 0, 1);
1772 h264_bitstream_write_uint(bitstream, nal_ref_idc, 2);
1773 h264_bitstream_write_uint(bitstream, nal_unit_type, 5);
1778 h264_bitstream_write_sps(H264Bitstream *bitstream,
1779 VAEncSequenceParameterBufferH264 *seq)
1781 guint32 constraint_set0_flag, constraint_set1_flag, constraint_set2_flag, constraint_set3_flag;
1782 guint32 gaps_in_frame_num_value_allowed_flag = 0; // ??
1784 guint32 b_qpprime_y_zero_transform_bypass = (seq->rate_control_method == BR_CQP);
1785 guint32 residual_color_transform_flag = 0;
1786 guint32 pic_height_in_map_units = (seq->frame_mbs_only_flag ?
1787 seq->picture_height_in_mbs :
1788 seq->picture_height_in_mbs/2);
1789 guint32 mb_adaptive_frame_field = !seq->frame_mbs_only_flag;
1792 constraint_set0_flag = seq->profile_idc == H264_PROFILE_BASELINE;
1793 constraint_set1_flag = seq->profile_idc <= H264_PROFILE_MAIN;
1794 constraint_set2_flag = 0;
1795 constraint_set3_flag = 0;
1797 h264_bitstream_write_uint(bitstream, seq->profile_idc, 8); /* profile_idc */
1798 h264_bitstream_write_uint(bitstream, constraint_set0_flag, 1); /* constraint_set0_flag */
1799 h264_bitstream_write_uint(bitstream, constraint_set1_flag, 1); /* constraint_set1_flag */
1800 h264_bitstream_write_uint(bitstream, constraint_set2_flag, 1); /* constraint_set2_flag */
1801 h264_bitstream_write_uint(bitstream, constraint_set3_flag, 1); /* constraint_set3_flag */
1802 h264_bitstream_write_uint(bitstream, 0, 4); /* reserved_zero_4bits */
1803 h264_bitstream_write_uint(bitstream, seq->level_idc, 8); /* level_idc */
1804 h264_bitstream_write_ue(bitstream, seq->seq_parameter_set_id); /* seq_parameter_set_id */
1806 if (seq->profile_idc >= H264_PROFILE_HIGH) {
1807 /* for high profile */
1809 h264_bitstream_write_ue(bitstream, seq->seq_fields.bits.chroma_format_idc); /* chroma_format_idc = 1, 4:2:0*/
1810 if (3 == seq->seq_fields.bits.chroma_format_idc) {
1811 h264_bitstream_write_uint(bitstream, residual_color_transform_flag, 1);
1813 h264_bitstream_write_ue(bitstream, seq->bit_depth_luma_minus8); /* bit_depth_luma_minus8 */
1814 h264_bitstream_write_ue(bitstream, seq->bit_depth_chroma_minus8); /* bit_depth_chroma_minus8 */
1815 h264_bitstream_write_uint(bitstream, b_qpprime_y_zero_transform_bypass, 1); /* b_qpprime_y_zero_transform_bypass */
1816 ENCODER_ASSERT(seq->seq_fields.bits.seq_scaling_matrix_present_flag == 0);
1817 h264_bitstream_write_uint(bitstream, seq->seq_fields.bits.seq_scaling_matrix_present_flag, 1); /*seq_scaling_matrix_present_flag */
1819 if (seq->seq_fields.bits.seq_scaling_matrix_present_flag) {
1820 for (i = 0; i < (seq->seq_fields.bits.chroma_format_idc != 3 ? 8 : 12); i++) {
1821 h264_bitstream_write_uint(bitstream, seq->seq_fields.bits.seq_scaling_list_present_flag, 1);
1822 if (seq->seq_fields.bits.seq_scaling_list_present_flag) {
1824 /* FIXME, need write scaling list if seq_scaling_matrix_present_flag ==1*/
1830 h264_bitstream_write_ue(bitstream, seq->log2_max_frame_num_minus4); /* log2_max_frame_num_minus4 */
1831 h264_bitstream_write_ue(bitstream, seq->pic_order_cnt_type); /* pic_order_cnt_type */
1833 if (seq->pic_order_cnt_type == 0)
1834 h264_bitstream_write_ue(bitstream, seq->log2_max_pic_order_cnt_lsb_minus4);/* log2_max_pic_order_cnt_lsb_minus4 */
1835 else if (seq->pic_order_cnt_type == 1) {
1837 h264_bitstream_write_uint(bitstream, seq->seq_fields.bits.delta_pic_order_always_zero_flag, 1);
1838 h264_bitstream_write_se(bitstream, seq->offset_for_non_ref_pic);
1839 h264_bitstream_write_se(bitstream, seq->offset_for_top_to_bottom_field);
1840 h264_bitstream_write_ue(bitstream, seq->num_ref_frames_in_pic_order_cnt_cycle);
1841 for ( i = 0; i < seq->num_ref_frames_in_pic_order_cnt_cycle; i++) {
1842 h264_bitstream_write_se(bitstream, seq->offset_for_ref_frame[i]);
1846 h264_bitstream_write_ue(bitstream, seq->max_num_ref_frames); /* num_ref_frames */
1847 h264_bitstream_write_uint(bitstream, gaps_in_frame_num_value_allowed_flag, 1); /* gaps_in_frame_num_value_allowed_flag */
1849 h264_bitstream_write_ue(bitstream, seq->picture_width_in_mbs - 1); /* pic_width_in_mbs_minus1 */
1850 h264_bitstream_write_ue(bitstream, pic_height_in_map_units - 1); /* pic_height_in_map_units_minus1 */
1851 h264_bitstream_write_uint(bitstream, seq->frame_mbs_only_flag, 1); /* frame_mbs_only_flag */
1853 if (!seq->frame_mbs_only_flag) { //ONLY mbs
1855 h264_bitstream_write_uint(bitstream, mb_adaptive_frame_field, 1);
1858 h264_bitstream_write_uint(bitstream, 0, 1); /* direct_8x8_inference_flag */
1859 h264_bitstream_write_uint(bitstream, seq->frame_cropping_flag, 1); /* frame_cropping_flag */
1861 if (seq->frame_cropping_flag) {
1862 h264_bitstream_write_ue(bitstream, seq->frame_crop_left_offset); /* frame_crop_left_offset */
1863 h264_bitstream_write_ue(bitstream, seq->frame_crop_right_offset); /* frame_crop_right_offset */
1864 h264_bitstream_write_ue(bitstream, seq->frame_crop_top_offset); /* frame_crop_top_offset */
1865 h264_bitstream_write_ue(bitstream, seq->frame_crop_bottom_offset); /* frame_crop_bottom_offset */
1867 ENCODER_ASSERT(seq->vui_flag == 0);
1868 h264_bitstream_write_uint(bitstream, seq->vui_flag, 1); /* vui_parameters_present_flag */
1869 if (seq->vui_flag) {
1870 /*FIXME, to write vui parameters*/
1872 h264_bitstream_write_trailing_bits(bitstream); /* rbsp_trailing_bits */
1878 h264_bitstream_write_pps(H264Bitstream *bitstream,
1879 VAEncPictureParameterBufferH264 *pic)
1881 guint32 num_slice_groups_minus1 = 0;
1882 guint32 pic_init_qs_minus26 = 0;
1883 guint32 redundant_pic_cnt_present_flag = 0;
1885 h264_bitstream_write_ue(bitstream, pic->pic_parameter_set_id); /* pic_parameter_set_id */
1886 h264_bitstream_write_ue(bitstream, pic->seq_parameter_set_id); /* seq_parameter_set_id */
1887 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.entropy_coding_mode_flag, 1); /* entropy_coding_mode_flag */
1888 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.pic_order_present_flag, 1); /* pic_order_present_flag */
1889 h264_bitstream_write_ue(bitstream, num_slice_groups_minus1); /*slice_groups-1*/
1891 if (num_slice_groups_minus1 > 0) {
1895 h264_bitstream_write_ue(bitstream, pic->num_ref_idx_l0_active_minus1);
1896 h264_bitstream_write_ue(bitstream, pic->num_ref_idx_l1_active_minus1);
1897 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.weighted_pred_flag, 1);
1898 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.weighted_bipred_idc, 2);
1899 h264_bitstream_write_se(bitstream, pic->pic_init_qp-26); /* pic_init_qp_minus26 */
1900 h264_bitstream_write_se(bitstream, pic_init_qs_minus26); /* pic_init_qs_minus26 */
1901 h264_bitstream_write_se(bitstream, pic->chroma_qp_index_offset); /*chroma_qp_index_offset*/
1903 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.deblocking_filter_control_present_flag, 1);
1904 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.constrained_intra_pred_flag, 1);
1905 h264_bitstream_write_uint(bitstream, redundant_pic_cnt_present_flag, 1);
1908 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.transform_8x8_mode_flag, 1);
1909 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.pic_scaling_matrix_present_flag, 1);
1910 if (pic->pic_fields.bits.pic_scaling_matrix_present_flag) {
1915 (6+(-( (chroma_format_idc ! = 3) ? 2 : 6) * -pic->pic_fields.bits.transform_8x8_mode_flag));
1917 h264_bitstream_write_uint(bitstream, pic->pic_fields.bits.pic_scaling_list_present_flag, 1);
1922 h264_bitstream_write_se(bitstream, pic->second_chroma_qp_index_offset);
1923 h264_bitstream_write_trailing_bits(bitstream);
1928 static const guint8 *
1929 h264_next_nal(const guint8 *buffer, guint32 len, guint32 *nal_size)
1931 const guint8 *cur = buffer;
1932 const guint8 *end = buffer + len;
1933 const guint8 *nal_start = NULL;
1934 guint32 flag = 0xFFFFFFFF;
1935 guint32 nal_start_len = 0;
1937 ENCODER_ASSERT(len >= 0 && buffer && nal_size);
1940 nal_start = (len ? buffer : NULL);
1944 /*locate head postion*/
1945 if (!buffer[0] && !buffer[1]) {
1946 if (buffer[2] == 1) { // 0x000001
1948 } else if (!buffer[2] && len >=4 && buffer[3] == 1) { //0x00000001
1952 nal_start = buffer + nal_start_len;
1955 /*find next nal start position*/
1957 flag = ((flag<<8) | ((*cur++)&0xFF));
1958 if (flag == 0x00000001) {
1959 *nal_size = cur - 4 - nal_start;
1961 } else if ((flag&0x00FFFFFF) == 0x00000001) {
1962 *nal_size = cur - 3 - nal_start;
1967 *nal_size = end - nal_start;
1968 if (nal_start >= end) {
1975 static int draw_picture(int width, int height,
1976 unsigned char *Y_start,
1977 unsigned char *U_start,
1978 unsigned char *V_start,
1979 int UV_interleave, int box_width, int row_shift)
1983 int Y_pitch = width;
1984 int U_pitch = width/2;
1985 int V_pitch = width/2;
1988 for (row=0;row<height;row++) {
1989 unsigned char *Y_row = Y_start + row * Y_pitch;
1992 ypos = (row / box_width) & 0x1;
1994 /* fill garbage data into the other field */
1995 if (((field == 1) && (row &1))
1996 || ((field == 2) && ((row &1)==0))) {
1997 memset(Y_row, 0xff, width);
2001 for (jj=0; jj<width; jj++) {
2002 xpos = ((row_shift + jj) / box_width) & 0x1;
2004 if ((xpos == 0) && (ypos == 0))
2006 if ((xpos == 1) && (ypos == 1))
2009 if ((xpos == 1) && (ypos == 0))
2011 if ((xpos == 0) && (ypos == 1))
2017 for( row =0; row < height/2; row++) {
2018 unsigned short value = 0x80;
2020 /* fill garbage data into the other field */
2021 if (((field == 1) && (row &1))
2022 || ((field == 2) && ((row &1)==0))) {
2026 if (UV_interleave) {
2027 unsigned short *UV_row = (unsigned short *)(U_start + row * U_pitch);
2029 memset(UV_row, value, width);
2031 unsigned char *U_row = U_start + row * U_pitch;
2032 unsigned char *V_row = V_start + row * V_pitch;
2034 memset (U_row,value,width/2);
2035 memset (V_row,value,width/2);