--- /dev/null
+/*
+ * Copyright (c) 2012 Intel Corporation. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+/*
+ * Simple MPEG-2 encoder based on libVA.
+ *
+ */
+
+#include "sysdeps.h"
+
+#include <getopt.h>
+#include <unistd.h>
+
+#include <sys/time.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <time.h>
+#include <pthread.h>
+
+#include <va/va.h>
+#include <va/va_enc_mpeg2.h>
+
+#include "va_display.h"
+
+#define START_CODE_PICUTRE 0x00000100
+#define START_CODE_SLICE 0x00000101
+#define START_CODE_USER 0x000001B2
+#define START_CODE_SEQ 0x000001B3
+#define START_CODE_EXT 0x000001B5
+#define START_CODE_GOP 0x000001B8
+
+#define CHROMA_FORMAT_RESERVED 0
+#define CHROMA_FORMAT_420 1
+#define CHROMA_FORMAT_422 2
+#define CHROMA_FORMAT_444 3
+
+#define MAX_SLICES 128
+
+#define CHECK_VASTATUS(va_status, func) \
+ if (va_status != VA_STATUS_SUCCESS) { \
+ fprintf(stderr, "%s:%s (%d) failed, exit\n", __func__, func, __LINE__); \
+ exit(1); \
+ }
+
+#define INTRA_PERIOD 30
+
+static int const picture_type_patter[][2] = {{VAEncPictureTypeIntra, 1},
+ {VAEncPictureTypePredictive, 3}, {VAEncPictureTypePredictive, 3},{VAEncPictureTypePredictive, 3},
+ {VAEncPictureTypePredictive, 3}, {VAEncPictureTypePredictive, 3},{VAEncPictureTypePredictive, 3},
+ {VAEncPictureTypePredictive, 3}, {VAEncPictureTypePredictive, 3},{VAEncPictureTypePredictive, 3},
+ {VAEncPictureTypePredictive, 2}};
+
+struct mpeg2enc_context {
+ /* args */
+ int rate_control_mode;
+ int fps;
+ int width;
+ int height;
+ int frame_size;
+ int num_pictures;
+ int qp;
+ FILE *ifp;
+ FILE *ofp;
+ unsigned char *frame_data_buffer;
+ int intra_period;
+ int bit_rate; /* in kbps */
+
+ /* VA resource */
+ VADisplay va_dpy;
+ VAEncSequenceParameterBufferMPEG2 seq_param;
+ VAEncPictureParameterBufferMPEG2 pic_param;
+ VAEncSliceParameterBufferMPEG2 slice_param[MAX_SLICES];
+ VAContextID context_id;
+ VAConfigID config_id;
+ VABufferID seq_param_buf_id; /* Sequence level parameter */
+ VABufferID pic_param_buf_id; /* Picture level parameter */
+ VABufferID slice_param_buf_id[MAX_SLICES]; /* Slice level parameter, multil slices */
+ VABufferID codedbuf_buf_id; /* Output buffer, compressed data */
+ VABufferID packed_seq_header_param_buf_id;
+ VABufferID packed_seq_buf_id;
+ VABufferID packed_pic_header_param_buf_id;
+ VABufferID packed_pic_buf_id;
+ int num_slices;
+ int codedbuf_i_size;
+ int codedbuf_pb_size;
+
+ /* thread */
+ pthread_t upload_thread_id;
+ int upload_thread_value;
+ int current_input_surface;
+ int current_upload_surface;
+};
+
+/*
+ * mpeg2enc helpers
+ */
+#define BITSTREAM_ALLOCATE_STEPPING 4096
+
+struct __bitstream {
+ unsigned int *buffer;
+ int bit_offset;
+ int max_size_in_dword;
+};
+
+typedef struct __bitstream bitstream;
+
+static unsigned int
+swap32(unsigned int val)
+{
+ unsigned char *pval = (unsigned char *)&val;
+
+ return ((pval[0] << 24) |
+ (pval[1] << 16) |
+ (pval[2] << 8) |
+ (pval[3] << 0));
+}
+
+static void
+bitstream_start(bitstream *bs)
+{
+ bs->max_size_in_dword = BITSTREAM_ALLOCATE_STEPPING;
+ bs->buffer = calloc(bs->max_size_in_dword * sizeof(int), 1);
+ bs->bit_offset = 0;
+}
+
+static void
+bitstream_end(bitstream *bs)
+{
+ int pos = (bs->bit_offset >> 5);
+ int bit_offset = (bs->bit_offset & 0x1f);
+ int bit_left = 32 - bit_offset;
+
+ if (bit_offset) {
+ bs->buffer[pos] = swap32((bs->buffer[pos] << bit_left));
+ }
+}
+
+static void
+bitstream_put_ui(bitstream *bs, unsigned int val, int size_in_bits)
+{
+ int pos = (bs->bit_offset >> 5);
+ int bit_offset = (bs->bit_offset & 0x1f);
+ int bit_left = 32 - bit_offset;
+
+ if (!size_in_bits)
+ return;
+
+ if (size_in_bits < 32)
+ val &= ((1 << size_in_bits) - 1);
+
+ bs->bit_offset += size_in_bits;
+
+ if (bit_left > size_in_bits) {
+ bs->buffer[pos] = (bs->buffer[pos] << size_in_bits | val);
+ } else {
+ size_in_bits -= bit_left;
+ bs->buffer[pos] = (bs->buffer[pos] << bit_left) | (val >> size_in_bits);
+ bs->buffer[pos] = swap32(bs->buffer[pos]);
+
+ if (pos + 1 == bs->max_size_in_dword) {
+ bs->max_size_in_dword += BITSTREAM_ALLOCATE_STEPPING;
+ bs->buffer = realloc(bs->buffer, bs->max_size_in_dword * sizeof(unsigned int));
+ }
+
+ bs->buffer[pos + 1] = val;
+ }
+}
+
+static void
+bitstream_byte_aligning(bitstream *bs, int bit)
+{
+ int bit_offset = (bs->bit_offset & 0x7);
+ int bit_left = 8 - bit_offset;
+ int new_val;
+
+ if (!bit_offset)
+ return;
+
+ assert(bit == 0 || bit == 1);
+
+ if (bit)
+ new_val = (1 << bit_left) - 1;
+ else
+ new_val = 0;
+
+ bitstream_put_ui(bs, new_val, bit_left);
+}
+
+static struct mpeg2_frame_rate {
+ int code;
+ float value;
+} frame_rate_tab[] = {
+ {1, 23.976},
+ {2, 24.0},
+ {3, 25.0},
+ {4, 29.97},
+ {5, 30},
+ {6, 50},
+ {7, 59.94},
+ {8, 60}
+};
+
+static int
+find_frame_rate_code(const VAEncSequenceParameterBufferMPEG2 *seq_param)
+{
+ unsigned int delta = -1;
+ int code = 1, i;
+ float frame_rate_value = seq_param->frame_rate *
+ (seq_param->sequence_extension.bits.frame_rate_extension_d + 1) /
+ (seq_param->sequence_extension.bits.frame_rate_extension_n + 1);
+
+ for (i = 0; i < sizeof(frame_rate_tab) / sizeof(frame_rate_tab[0]); i++) {
+
+ if (abs(1000 * frame_rate_tab[i].value - 1000 * frame_rate_value) < delta) {
+ code = frame_rate_tab[i].code;
+ }
+ }
+
+ return code;
+}
+
+static void
+sps_rbsp(const VAEncSequenceParameterBufferMPEG2 *seq_param,
+ bitstream *bs)
+{
+ int frame_rate_code = find_frame_rate_code(seq_param);
+
+ bitstream_put_ui(bs, START_CODE_SEQ, 32);
+ bitstream_put_ui(bs, seq_param->picture_width, 12);
+ bitstream_put_ui(bs, seq_param->picture_height, 12);
+ bitstream_put_ui(bs, seq_param->aspect_ratio_information, 4);
+ bitstream_put_ui(bs, frame_rate_code, 4); /* frame_rate_code */
+ bitstream_put_ui(bs, (seq_param->bits_per_second + 399) / 400, 18); /* the low 18 bits of bit_rate */
+ bitstream_put_ui(bs, 1, 1); /* marker_bit */
+ bitstream_put_ui(bs, seq_param->vbv_buffer_size, 10);
+ bitstream_put_ui(bs, 0, 1); /* constraint_parameter_flag, always 0 for MPEG-2 */
+ bitstream_put_ui(bs, 0, 1); /* load_intra_quantiser_matrix */
+ bitstream_put_ui(bs, 0, 1); /* load_non_intra_quantiser_matrix */
+
+ bitstream_put_ui(bs, START_CODE_EXT, 32);
+ bitstream_put_ui(bs, 1, 4); /* sequence_extension id */
+ bitstream_put_ui(bs, seq_param->sequence_extension.bits.profile_and_level_indication, 8);
+ bitstream_put_ui(bs, seq_param->sequence_extension.bits.progressive_sequence, 1);
+ bitstream_put_ui(bs, seq_param->sequence_extension.bits.chroma_format, 2);
+ bitstream_put_ui(bs, seq_param->picture_width >> 12, 2);
+ bitstream_put_ui(bs, seq_param->picture_height >> 12, 2);
+ bitstream_put_ui(bs, ((seq_param->bits_per_second + 399) / 400) >> 18, 12); /* bit_rate_extension */
+ bitstream_put_ui(bs, 1, 1); /* marker_bit */
+ bitstream_put_ui(bs, seq_param->vbv_buffer_size >> 10, 8);
+ bitstream_put_ui(bs, seq_param->sequence_extension.bits.low_delay, 1);
+ bitstream_put_ui(bs, seq_param->sequence_extension.bits.frame_rate_extension_n, 2);
+ bitstream_put_ui(bs, seq_param->sequence_extension.bits.frame_rate_extension_d, 5);
+
+ bitstream_put_ui(bs, START_CODE_GOP, 32);
+ bitstream_put_ui(bs, seq_param->gop_header.bits.time_code, 25);
+ bitstream_put_ui(bs, seq_param->gop_header.bits.closed_gop, 1);
+ bitstream_put_ui(bs, seq_param->gop_header.bits.broken_link, 1);
+}
+
+static void
+pps_rbsp(const VAEncSequenceParameterBufferMPEG2 *seq_param,
+ const VAEncPictureParameterBufferMPEG2 *pic_param,
+ bitstream *bs)
+{
+ int i;
+ int chroma_420_type;
+
+ if (seq_param->sequence_extension.bits.chroma_format == CHROMA_FORMAT_420)
+ chroma_420_type = pic_param->picture_coding_extension.bits.progressive_frame;
+ else
+ chroma_420_type = 0;
+
+ bitstream_put_ui(bs, START_CODE_PICUTRE, 32);
+ bitstream_put_ui(bs, pic_param->temporal_reference, 10);
+ bitstream_put_ui(bs,
+ pic_param->picture_type == VAEncPictureTypeIntra ? 1 :
+ pic_param->picture_type == VAEncPictureTypePredictive ? 2 : 3,
+ 3);
+ bitstream_put_ui(bs, 0xFFFF, 16); /* vbv_delay, always 0xFFFF */
+
+ if (pic_param->picture_type == VAEncPictureTypePredictive) {
+ bitstream_put_ui(bs, 0, 1); /* full_pel_forward_vector, always 0 for MPEG-2 */
+ bitstream_put_ui(bs, 7, 3); /* forward_f_code, always 7 for MPEG-2 */
+ }
+
+ if (pic_param->picture_type == VAEncPictureTypeBidirectional) {
+ bitstream_put_ui(bs, 0, 1); /* full_pel_backward_vector, always 0 for MPEG-2 */
+ bitstream_put_ui(bs, 7, 3); /* backward_f_code, always 7 for MPEG-2 */
+ }
+
+ bitstream_put_ui(bs, 0, 1); /* extra_bit_picture, 0 */
+
+ bitstream_put_ui(bs, START_CODE_EXT, 32);
+ bitstream_put_ui(bs, 8, 4); /* Picture Coding Extension ID: 8 */
+ bitstream_put_ui(bs, pic_param->f_code[0][0], 4);
+ bitstream_put_ui(bs, pic_param->f_code[0][1], 4);
+ bitstream_put_ui(bs, pic_param->f_code[1][0], 4);
+ bitstream_put_ui(bs, pic_param->f_code[1][1], 4);
+
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.intra_dc_precision, 2);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.picture_structure, 2);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.top_field_first, 1);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.frame_pred_frame_dct, 1);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.concealment_motion_vectors, 1);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.q_scale_type, 1);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.intra_vlc_format, 1);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.alternate_scan, 1);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.repeat_first_field, 1);
+ bitstream_put_ui(bs, chroma_420_type, 1);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.progressive_frame, 1);
+ bitstream_put_ui(bs, pic_param->picture_coding_extension.bits.composite_display_flag, 1);
+
+ if (pic_param->user_data_length) {
+ bitstream_put_ui(bs, START_CODE_USER, 32);
+
+ for (i = 0; i < pic_param->user_data_length; i++) {
+ bitstream_put_ui(bs, pic_param->user_data[i], 8);
+ }
+ }
+}
+
+static int
+build_packed_pic_buffer(const VAEncSequenceParameterBufferMPEG2 *seq_param,
+ const VAEncPictureParameterBufferMPEG2 *pic_param,
+ unsigned char **header_buffer)
+{
+ bitstream bs;
+
+ bitstream_start(&bs);
+ pps_rbsp(seq_param, pic_param, &bs);
+ bitstream_end(&bs);
+
+ *header_buffer = (unsigned char *)bs.buffer;
+ return bs.bit_offset;
+}
+
+static int
+build_packed_seq_buffer(const VAEncSequenceParameterBufferMPEG2 *seq_param,
+ unsigned char **header_buffer)
+{
+ bitstream bs;
+
+ bitstream_start(&bs);
+ sps_rbsp(seq_param, &bs);
+ bitstream_end(&bs);
+
+ *header_buffer = (unsigned char *)bs.buffer;
+ return bs.bit_offset;
+}
+
+/*
+ * mpeg2enc
+ */
+#define SID_INPUT_PICTURE_0 0
+#define SID_INPUT_PICTURE_1 1
+#define SID_REFERENCE_PICTURE_L0 2
+#define SID_REFERENCE_PICTURE_L1 3
+#define SID_RECON_PICTURE 4
+#define SID_NUMBER SID_RECON_PICTURE + 1
+
+static VASurfaceID surface_ids[SID_NUMBER];
+
+/*
+ * upload thread function
+ */
+static void *
+upload_yuv_to_surface(void *data)
+{
+ struct mpeg2enc_context *ctx = data;
+ VAImage surface_image;
+ VAStatus va_status;
+ void *surface_p = NULL;
+ unsigned char *y_src, *u_src, *v_src;
+ unsigned char *y_dst, *u_dst, *v_dst;
+ int y_size = ctx->width * ctx->height;
+ int u_size = (ctx->width >> 1) * (ctx->height >> 1);
+ int row, col;
+ size_t n_items;
+
+ do {
+ n_items = fread(ctx->frame_data_buffer, ctx->frame_size, 1, ctx->ifp);
+ } while (n_items != 1);
+
+ va_status = vaDeriveImage(ctx->va_dpy, surface_ids[ctx->current_upload_surface], &surface_image);
+ CHECK_VASTATUS(va_status,"vaDeriveImage");
+
+ vaMapBuffer(ctx->va_dpy, surface_image.buf, &surface_p);
+ assert(VA_STATUS_SUCCESS == va_status);
+
+ y_src = ctx->frame_data_buffer;
+ u_src = ctx->frame_data_buffer + y_size; /* UV offset for NV12 */
+ v_src = ctx->frame_data_buffer + y_size + u_size;
+
+ y_dst = surface_p + surface_image.offsets[0];
+ u_dst = surface_p + surface_image.offsets[1]; /* UV offset for NV12 */
+ v_dst = surface_p + surface_image.offsets[2];
+
+ /* Y plane */
+ for (row = 0; row < surface_image.height; row++) {
+ memcpy(y_dst, y_src, surface_image.width);
+ y_dst += surface_image.pitches[0];
+ y_src += ctx->width;
+ }
+
+ if (surface_image.format.fourcc == VA_FOURCC_NV12) { /* UV plane */
+ for (row = 0; row < surface_image.height / 2; row++) {
+ for (col = 0; col < surface_image.width / 2; col++) {
+ u_dst[col * 2] = u_src[col];
+ u_dst[col * 2 + 1] = v_src[col];
+ }
+
+ u_dst += surface_image.pitches[1];
+ u_src += (ctx->width / 2);
+ v_src += (ctx->width / 2);
+ }
+ } else {
+ for (row = 0; row < surface_image.height / 2; row++) {
+ for (col = 0; col < surface_image.width / 2; col++) {
+ u_dst[col] = u_src[col];
+ v_dst[col] = v_src[col];
+ }
+
+ u_dst += surface_image.pitches[1];
+ v_dst += surface_image.pitches[2];
+ u_src += (ctx->width / 2);
+ v_src += (ctx->width / 2);
+ }
+ }
+
+ vaUnmapBuffer(ctx->va_dpy, surface_image.buf);
+ vaDestroyImage(ctx->va_dpy, surface_image.image_id);
+
+ return NULL;
+}
+
+static void
+mpeg2enc_exit(struct mpeg2enc_context *ctx, int exit_code)
+{
+ if (ctx->frame_data_buffer) {
+ free(ctx->frame_data_buffer);
+ ctx->frame_data_buffer = NULL;
+ }
+
+ if (ctx->ifp) {
+ fclose(ctx->ifp);
+ ctx->ifp = NULL;
+ }
+
+ if (ctx->ofp) {
+ fclose(ctx->ofp);
+ ctx->ofp = NULL;
+ }
+
+ exit(exit_code);
+}
+
+static void
+usage(char *program)
+{
+ fprintf(stderr, "Usage: %s --help\n", program);
+ fprintf(stderr, "\t--help print this message\n");
+ fprintf(stderr, "Usage: %s <width> <height> <ifile> <ofile> [options]\n", program);
+ fprintf(stderr, "\t<width> specifies the frame width\n");
+ fprintf(stderr, "\t<height> specifies the frame height\n");
+ fprintf(stderr, "\t<ifile> specifies the I420/IYUV YUV file\n");
+ fprintf(stderr, "\t<ofile> specifies the encoded MPEG-2 file\n");
+ fprintf(stderr, "where options include:\n");
+ fprintf(stderr, "\t--cqp <QP> const qp mode with specified <QP>\n");
+ fprintf(stderr, "\t--fps <FPS> specify the frame rate\n");
+}
+
+static void
+parse_args(struct mpeg2enc_context *ctx, int argc, char **argv)
+{
+ int c, tmp, i = 0;
+ int option_index = 0;
+ long file_size;
+ static struct option long_options[] = {
+ {"help", no_argument, 0, 'h'},
+ {"cqp", required_argument, 0, 'c'},
+ {"fps", required_argument, 0, 'f'},
+ { NULL, 0, NULL, 0 }
+ };
+
+ if ((argc == 2 && strcmp(argv[1], "--help") == 0) ||
+ (argc < 5))
+ goto print_usage;
+
+ ctx->width = atoi(argv[1]);
+ ctx->height = atoi(argv[2]);
+
+ if (ctx->width <= 0 || ctx->height <= 0) {
+ fprintf(stderr, "<width> and <height> must be greater than 0\n");
+ goto err_exit;
+ }
+
+ ctx->ifp = fopen(argv[3], "rb");
+
+ if (ctx->ifp == NULL) {
+ fprintf(stderr, "Can't open the input file\n");
+ goto err_exit;
+ }
+
+ fseek(ctx->ifp, 0l, SEEK_END);
+ file_size = ftell(ctx->ifp);
+ ctx->frame_size = ctx->width * ctx->height * 3 / 2;
+
+ if ((file_size < ctx->frame_size) ||
+ (file_size % ctx->frame_size)) {
+ fprintf(stderr, "The input file size %ld isn't a multiple of the frame size %d\n", file_size, ctx->frame_size);
+ goto err_exit;
+ }
+
+ ctx->num_pictures = file_size / ctx->frame_size;
+ fseek(ctx->ifp, 0l, SEEK_SET);
+
+ ctx->ofp = fopen(argv[4], "wb");
+
+ if (ctx->ofp == NULL) {
+ fprintf(stderr, "Can't create the output file\n");
+ goto err_exit;
+ }
+
+ opterr = 0;
+ ctx->fps = 30;
+ ctx->qp = 28;
+ ctx->rate_control_mode = VA_RC_CQP;
+
+ optind = 5;
+
+ while((c = getopt_long(argc, argv,
+ "",
+ long_options,
+ &option_index)) != -1) {
+ switch(c) {
+ case 'c':
+ tmp = atoi(optarg);
+
+ /* only support q_scale_type = 0 */
+ if (tmp > 62 || tmp < 2) {
+ fprintf(stderr, "Warning: QP must be in [2, 62]\n");
+
+ if (tmp > 62)
+ tmp = 62;
+
+ if (tmp < 2)
+ tmp = 2;
+ }
+
+ ctx->qp = tmp & 0xFE;
+ ctx->rate_control_mode = VA_RC_CQP;
+
+ break;
+
+ case 'f':
+ tmp = atoi(optarg);
+
+ if (tmp <= 0)
+ fprintf(stderr, "Warning: FPS must be greater than 0\n");
+ else
+ ctx->fps = tmp;
+
+ ctx->rate_control_mode = VA_RC_CBR;
+
+ break;
+
+ case '?':
+ fprintf(stderr, "Error: unkown command options\n");
+
+ case 'h':
+ goto print_usage;
+ }
+ }
+
+ return;
+
+print_usage:
+ usage(argv[0]);
+err_exit:
+ mpeg2enc_exit(ctx, 1);
+}
+
+/*
+ * init
+ */
+static void
+mpeg2enc_init_sequence_parameter(struct mpeg2enc_context *ctx,
+ VAEncSequenceParameterBufferMPEG2 *seq_param)
+{
+ seq_param->intra_period = ctx->intra_period;
+ seq_param->ip_period = 0; /* FIXME: ??? */
+ seq_param->picture_width = ctx->width;
+ seq_param->picture_height = ctx->height;
+
+ if (ctx->bit_rate > 0)
+ seq_param->bits_per_second = 1024 * ctx->bit_rate; /* use kbps as input */
+ else
+ seq_param->bits_per_second = 0x3FFFF * 400;
+
+ seq_param->frame_rate = ctx->fps;
+ seq_param->aspect_ratio_information = 1;
+ seq_param->vbv_buffer_size = 0x10000;
+
+ seq_param->sequence_extension.bits.profile_and_level_indication = 4 << 4 | 0x8; /* FIXME: Main/Main ??? */
+ seq_param->sequence_extension.bits.progressive_sequence = 1; /* progressive frame-pictures */
+ seq_param->sequence_extension.bits.chroma_format = CHROMA_FORMAT_420; /* 4:2:0 */
+ seq_param->sequence_extension.bits.low_delay = 0; /* FIXME */
+ seq_param->sequence_extension.bits.frame_rate_extension_n = 0;
+ seq_param->sequence_extension.bits.frame_rate_extension_d = 0;
+
+ seq_param->gop_header.bits.time_code = (1 << 12); /* bit12: marker_bit */
+ seq_param->gop_header.bits.closed_gop = 0;
+ seq_param->gop_header.bits.broken_link = 0;
+}
+
+static void
+mpeg2enc_init_picture_parameter(struct mpeg2enc_context *ctx,
+ VAEncPictureParameterBufferMPEG2 *pic_param)
+{
+ pic_param->forward_reference_picture = VA_INVALID_ID;
+ pic_param->backward_reference_picture = VA_INVALID_ID;
+ pic_param->reconstructed_picture = VA_INVALID_ID;
+ pic_param->coded_buf = VA_INVALID_ID;
+ pic_param->picture_type = VAEncPictureTypeIntra;
+
+ pic_param->temporal_reference = 0;
+ pic_param->f_code[0][0] = 1;
+ pic_param->f_code[0][1] = 1;
+ pic_param->f_code[1][0] = 1;
+ pic_param->f_code[1][1] = 1;
+
+ pic_param->picture_coding_extension.bits.intra_dc_precision = 0; /* 8bits */
+ pic_param->picture_coding_extension.bits.picture_structure = 3; /* frame picture */
+ pic_param->picture_coding_extension.bits.top_field_first = 1;
+ pic_param->picture_coding_extension.bits.frame_pred_frame_dct = 1; /* FIXME */
+ pic_param->picture_coding_extension.bits.concealment_motion_vectors = 0;
+ pic_param->picture_coding_extension.bits.q_scale_type = 0;
+ pic_param->picture_coding_extension.bits.intra_vlc_format = 0;
+ pic_param->picture_coding_extension.bits.alternate_scan = 0;
+ pic_param->picture_coding_extension.bits.repeat_first_field = 0;
+ pic_param->picture_coding_extension.bits.progressive_frame = 1;
+ pic_param->picture_coding_extension.bits.composite_display_flag = 0;
+
+ pic_param->user_data_length = 0;
+}
+
+static void
+mpeg2enc_alloc_va_resources(struct mpeg2enc_context *ctx)
+{
+ VAEntrypoint *entrypoint_list;
+ VAConfigAttrib attrib_list[2];
+ VAStatus va_status;
+ int max_entrypoints, num_entrypoints, entrypoint;
+ int major_ver, minor_ver;
+
+ ctx->va_dpy = va_open_display();
+ va_status = vaInitialize(ctx->va_dpy,
+ &major_ver,
+ &minor_ver);
+ CHECK_VASTATUS(va_status, "vaInitialize");
+
+ max_entrypoints = vaMaxNumEntrypoints(ctx->va_dpy);
+ entrypoint_list = malloc(max_entrypoints * sizeof(VAEntrypoint));
+ vaQueryConfigEntrypoints(ctx->va_dpy,
+ VAProfileMPEG2Simple,
+ entrypoint_list,
+ &num_entrypoints);
+
+ for (entrypoint = 0; entrypoint < num_entrypoints; entrypoint++) {
+ if (entrypoint_list[entrypoint] == VAEntrypointEncSlice)
+ break;
+ }
+
+ free(entrypoint_list);
+
+ if (entrypoint == num_entrypoints) {
+ /* not find Slice entry point */
+ assert(0);
+ }
+
+ /* find out the format for the render target, and rate control mode */
+ attrib_list[0].type = VAConfigAttribRTFormat;
+ attrib_list[1].type = VAConfigAttribRateControl;
+ vaGetConfigAttributes(ctx->va_dpy,
+ VAProfileMPEG2Simple,
+ VAEntrypointEncSlice,
+ &attrib_list[0],
+ 2);
+
+ if ((attrib_list[0].value & VA_RT_FORMAT_YUV420) == 0) {
+ /* not find desired YUV420 RT format */
+ assert(0);
+ }
+
+ if ((attrib_list[1].value & ctx->rate_control_mode) == 0) {
+ /* Can't find matched RC mode */
+ fprintf(stderr, "RC mode %d isn't found, exit\n", ctx->rate_control_mode);
+ assert(0);
+ }
+
+ attrib_list[0].value = VA_RT_FORMAT_YUV420; /* set to desired RT format */
+ attrib_list[1].value = ctx->rate_control_mode; /* set to desired RC mode */
+
+ va_status = vaCreateConfig(ctx->va_dpy,
+ VAProfileMPEG2Simple,
+ VAEntrypointEncSlice,
+ attrib_list,
+ 2,
+ &ctx->config_id);
+ CHECK_VASTATUS(va_status, "vaCreateConfig");
+
+ /* Create a context for this decode pipe */
+ va_status = vaCreateContext(ctx->va_dpy,
+ ctx->config_id,
+ ctx->width,
+ ctx->height,
+ VA_PROGRESSIVE,
+ 0,
+ 0,
+ &ctx->context_id);
+ CHECK_VASTATUS(va_status, "vaCreateContext");
+
+ va_status = vaCreateSurfaces(ctx->va_dpy,
+ VA_RT_FORMAT_YUV420,
+ ctx->width,
+ ctx->height,
+ surface_ids,
+ SID_NUMBER,
+ NULL,
+ 0);
+ CHECK_VASTATUS(va_status, "vaCreateSurfaces");
+}
+
+static void
+mpeg2enc_init(struct mpeg2enc_context *ctx)
+{
+ int i;
+
+ ctx->frame_data_buffer = (unsigned char *)malloc(ctx->frame_size);
+ ctx->seq_param_buf_id = VA_INVALID_ID;
+ ctx->pic_param_buf_id = VA_INVALID_ID;
+ ctx->packed_seq_header_param_buf_id = VA_INVALID_ID;
+ ctx->packed_seq_buf_id = VA_INVALID_ID;
+ ctx->packed_pic_header_param_buf_id = VA_INVALID_ID;
+ ctx->packed_pic_buf_id = VA_INVALID_ID;
+ ctx->codedbuf_buf_id = VA_INVALID_ID;
+ ctx->codedbuf_i_size = ctx->frame_size;
+ ctx->codedbuf_pb_size = 0;
+ ctx->intra_period = INTRA_PERIOD;
+ ctx->bit_rate = -1;
+
+ for (i = 0; i < MAX_SLICES; i++) {
+ ctx->slice_param_buf_id[i] = VA_INVALID_ID;
+ }
+
+ mpeg2enc_init_sequence_parameter(ctx, &ctx->seq_param);
+ mpeg2enc_init_picture_parameter(ctx, &ctx->pic_param);
+ mpeg2enc_alloc_va_resources(ctx);
+
+ /* thread */
+ ctx->current_input_surface = SID_INPUT_PICTURE_0;
+ ctx->current_upload_surface = SID_INPUT_PICTURE_1;
+ ctx->upload_thread_value = pthread_create(&ctx->upload_thread_id,
+ NULL,
+ upload_yuv_to_surface,
+ ctx);
+}
+
+/*
+ * run
+ */
+static void
+mpeg2enc_update_picture_parameter(struct mpeg2enc_context *ctx,
+ VAEncPictureType picture_type,
+ int coded_order,
+ int display_order)
+{
+ VAEncPictureParameterBufferMPEG2 *pic_param;
+ VAStatus va_status;
+
+ // Picture level
+ pic_param = &ctx->pic_param;
+ pic_param->picture_type = picture_type;
+ pic_param->temporal_reference = display_order;
+ pic_param->reconstructed_picture = surface_ids[SID_RECON_PICTURE];
+ pic_param->forward_reference_picture = surface_ids[SID_REFERENCE_PICTURE_L0];
+ pic_param->backward_reference_picture = surface_ids[SID_REFERENCE_PICTURE_L1];
+ pic_param->coded_buf = ctx->codedbuf_buf_id;
+
+ va_status = vaCreateBuffer(ctx->va_dpy,
+ ctx->context_id,
+ VAEncPictureParameterBufferType,
+ sizeof(*pic_param),
+ 1,
+ pic_param,
+ &ctx->pic_param_buf_id);
+ CHECK_VASTATUS(va_status, "vaCreateBuffer");
+}
+
+static void
+mpeg2enc_update_slice_parameter(struct mpeg2enc_context *ctx, VAEncPictureType picture_type)
+{
+ VAEncSequenceParameterBufferMPEG2 *seq_param;
+ VAEncPictureParameterBufferMPEG2 *pic_param;
+ VAEncSliceParameterBufferMPEG2 *slice_param;
+ VAStatus va_status;
+ int i, width_in_mbs, height_in_mbs;
+
+ pic_param = &ctx->pic_param;
+ assert(pic_param->picture_coding_extension.bits.q_scale_type == 0);
+
+ seq_param = &ctx->seq_param;
+ width_in_mbs = (seq_param->picture_width + 15) / 16;
+ height_in_mbs = (seq_param->picture_height + 15) / 16;
+
+ for (i = 0; i < height_in_mbs; i++) {
+ slice_param = &ctx->slice_param[i];
+ slice_param->macroblock_address = i * width_in_mbs;
+ slice_param->num_macroblocks = width_in_mbs;
+ slice_param->is_intra_slice = 0;
+ slice_param->quantiser_scale_code = ctx->qp / 2;
+ }
+
+ va_status = vaCreateBuffer(ctx->va_dpy,
+ ctx->context_id,
+ VAEncSliceParameterBufferType,
+ sizeof(*slice_param),
+ height_in_mbs,
+ ctx->slice_param,
+ ctx->slice_param_buf_id);
+ CHECK_VASTATUS(va_status, "vaCreateBuffer");;
+
+ ctx->num_slices = height_in_mbs;
+}
+
+static int
+begin_picture(struct mpeg2enc_context *ctx,
+ int coded_order,
+ int display_order,
+ VAEncPictureType picture_type)
+{
+ VAStatus va_status;
+ int tmp;
+
+ if (ctx->upload_thread_value != 0) {
+ fprintf(stderr, "FATAL error!!!\n");
+ exit(1);
+ }
+
+ pthread_join(ctx->upload_thread_id, NULL);
+
+ ctx->upload_thread_value = -1;
+ tmp = ctx->current_input_surface;
+ ctx->current_input_surface = ctx->current_upload_surface;
+ ctx->current_upload_surface = tmp;
+
+ if (coded_order == 0) {
+ VAEncPackedHeaderParameterBuffer packed_header_param_buffer;
+ unsigned int length_in_bits;
+ unsigned char *packed_seq_buffer = NULL, *packed_pic_buffer = NULL;
+
+ assert(picture_type == VAEncPictureTypeIntra);
+ length_in_bits = build_packed_seq_buffer(&ctx->seq_param, &packed_seq_buffer);
+ packed_header_param_buffer.type = VAEncPackedHeaderMPEG2_SPS;
+ packed_header_param_buffer.has_emulation_bytes = 0;
+ packed_header_param_buffer.bit_length = length_in_bits;
+ va_status = vaCreateBuffer(ctx->va_dpy,
+ ctx->context_id,
+ VAEncPackedHeaderParameterBufferType,
+ sizeof(packed_header_param_buffer), 1, &packed_header_param_buffer,
+ &ctx->packed_seq_header_param_buf_id);
+ CHECK_VASTATUS(va_status,"vaCreateBuffer");
+
+ va_status = vaCreateBuffer(ctx->va_dpy,
+ ctx->context_id,
+ VAEncPackedHeaderDataBufferType,
+ (length_in_bits + 7) / 8, 1, packed_seq_buffer,
+ &ctx->packed_seq_buf_id);
+ CHECK_VASTATUS(va_status,"vaCreateBuffer");
+
+ length_in_bits = build_packed_pic_buffer(&ctx->seq_param, &ctx->pic_param, &packed_pic_buffer);
+ packed_header_param_buffer.type = VAEncPackedHeaderMPEG2_PPS;
+ packed_header_param_buffer.has_emulation_bytes = 0;
+ packed_header_param_buffer.bit_length = length_in_bits;
+
+ va_status = vaCreateBuffer(ctx->va_dpy,
+ ctx->context_id,
+ VAEncPackedHeaderParameterBufferType,
+ sizeof(packed_header_param_buffer), 1, &packed_header_param_buffer,
+ &ctx->packed_pic_header_param_buf_id);
+ CHECK_VASTATUS(va_status,"vaCreateBuffer");
+
+ va_status = vaCreateBuffer(ctx->va_dpy,
+ ctx->context_id,
+ VAEncPackedHeaderDataBufferType,
+ (length_in_bits + 7) / 8, 1, packed_pic_buffer,
+ &ctx->packed_pic_buf_id);
+ CHECK_VASTATUS(va_status,"vaCreateBuffer");
+
+ free(packed_seq_buffer);
+ free(packed_pic_buffer);
+ }
+
+ /* sequence parameter set */
+ VAEncSequenceParameterBufferMPEG2 *seq_param = &ctx->seq_param;
+ va_status = vaCreateBuffer(ctx->va_dpy,
+ ctx->context_id,
+ VAEncSequenceParameterBufferType,
+ sizeof(*seq_param),
+ 1,
+ seq_param,
+ &ctx->seq_param_buf_id);
+ CHECK_VASTATUS(va_status,"vaCreateBuffer");;
+
+ /* slice parameter */
+ mpeg2enc_update_slice_parameter(ctx, picture_type);
+
+ return 0;
+}
+
+static int
+mpeg2enc_render_picture(struct mpeg2enc_context *ctx)
+{
+ VAStatus va_status;
+ VABufferID va_buffers[16];
+ unsigned int num_va_buffers = 0;
+
+ va_buffers[num_va_buffers++] = ctx->seq_param_buf_id;
+ va_buffers[num_va_buffers++] = ctx->pic_param_buf_id;
+
+ if (ctx->packed_seq_header_param_buf_id != VA_INVALID_ID)
+ va_buffers[num_va_buffers++] = ctx->packed_seq_header_param_buf_id;
+
+ if (ctx->packed_seq_buf_id != VA_INVALID_ID)
+ va_buffers[num_va_buffers++] = ctx->packed_seq_buf_id;
+
+ if (ctx->packed_pic_header_param_buf_id != VA_INVALID_ID)
+ va_buffers[num_va_buffers++] = ctx->packed_pic_header_param_buf_id;
+
+ if (ctx->packed_pic_buf_id != VA_INVALID_ID)
+ va_buffers[num_va_buffers++] = ctx->packed_pic_buf_id;
+
+ va_status = vaBeginPicture(ctx->va_dpy,
+ ctx->context_id,
+ surface_ids[ctx->current_input_surface]);
+ CHECK_VASTATUS(va_status,"vaBeginPicture");
+
+ va_status = vaRenderPicture(ctx->va_dpy,
+ ctx->context_id,
+ va_buffers,
+ num_va_buffers);
+ CHECK_VASTATUS(va_status,"vaRenderPicture");
+
+ va_status = vaRenderPicture(ctx->va_dpy,
+ ctx->context_id,
+ &ctx->slice_param_buf_id[0],
+ ctx->num_slices);
+ CHECK_VASTATUS(va_status,"vaRenderPicture");
+
+ va_status = vaEndPicture(ctx->va_dpy, ctx->context_id);
+ CHECK_VASTATUS(va_status,"vaEndPicture");
+
+ return 0;
+}
+
+static int
+mpeg2enc_destroy_buffers(struct mpeg2enc_context *ctx, VABufferID *va_buffers, unsigned int num_va_buffers)
+{
+ VAStatus va_status;
+ unsigned int i;
+
+ for (i = 0; i < num_va_buffers; i++) {
+ if (va_buffers[i] != VA_INVALID_ID) {
+ va_status = vaDestroyBuffer(ctx->va_dpy, va_buffers[i]);
+ CHECK_VASTATUS(va_status,"vaDestroyBuffer");
+ va_buffers[i] = VA_INVALID_ID;
+ }
+ }
+
+ return 0;
+}
+
+static void
+end_picture(struct mpeg2enc_context *ctx, VAEncPictureType picture_type, int next_is_bpic)
+{
+ VABufferID tempID;
+
+ /* Prepare for next picture */
+ tempID = surface_ids[SID_RECON_PICTURE];
+
+ if (picture_type != VAEncPictureTypeBidirectional) {
+ if (next_is_bpic) {
+ surface_ids[SID_RECON_PICTURE] = surface_ids[SID_REFERENCE_PICTURE_L1];
+ surface_ids[SID_REFERENCE_PICTURE_L1] = tempID;
+ } else {
+ surface_ids[SID_RECON_PICTURE] = surface_ids[SID_REFERENCE_PICTURE_L0];
+ surface_ids[SID_REFERENCE_PICTURE_L0] = tempID;
+ }
+ } else {
+ if (!next_is_bpic) {
+ surface_ids[SID_RECON_PICTURE] = surface_ids[SID_REFERENCE_PICTURE_L0];
+ surface_ids[SID_REFERENCE_PICTURE_L0] = surface_ids[SID_REFERENCE_PICTURE_L1];
+ surface_ids[SID_REFERENCE_PICTURE_L1] = tempID;
+ }
+ }
+
+ mpeg2enc_destroy_buffers(ctx, &ctx->seq_param_buf_id, 1);
+ mpeg2enc_destroy_buffers(ctx, &ctx->pic_param_buf_id, 1);
+ mpeg2enc_destroy_buffers(ctx, &ctx->packed_seq_header_param_buf_id, 1);
+ mpeg2enc_destroy_buffers(ctx, &ctx->packed_seq_buf_id, 1);
+ mpeg2enc_destroy_buffers(ctx, &ctx->packed_pic_header_param_buf_id, 1);
+ mpeg2enc_destroy_buffers(ctx, &ctx->packed_pic_buf_id, 1);
+ mpeg2enc_destroy_buffers(ctx, &ctx->slice_param_buf_id[0], ctx->num_slices);
+ mpeg2enc_destroy_buffers(ctx, &ctx->codedbuf_buf_id, 1);
+ memset(ctx->slice_param, 0, sizeof(ctx->slice_param));
+ ctx->num_slices = 0;
+}
+
+static int
+store_coded_buffer(struct mpeg2enc_context *ctx, VAEncPictureType picture_type)
+{
+ VACodedBufferSegment *coded_buffer_segment;
+ unsigned char *coded_mem;
+ int slice_data_length;
+ VAStatus va_status;
+ VASurfaceStatus surface_status;
+ size_t w_items;
+
+ va_status = vaSyncSurface(ctx->va_dpy, surface_ids[ctx->current_input_surface]);
+ CHECK_VASTATUS(va_status,"vaSyncSurface");
+
+ surface_status = 0;
+ va_status = vaQuerySurfaceStatus(ctx->va_dpy, surface_ids[ctx->current_input_surface], &surface_status);
+ CHECK_VASTATUS(va_status,"vaQuerySurfaceStatus");
+
+ va_status = vaMapBuffer(ctx->va_dpy, ctx->codedbuf_buf_id, (void **)(&coded_buffer_segment));
+ CHECK_VASTATUS(va_status,"vaMapBuffer");
+ coded_mem = coded_buffer_segment->buf;
+
+ if (coded_buffer_segment->status & VA_CODED_BUF_STATUS_SLICE_OVERFLOW_MASK) {
+ if (picture_type == VAEncPictureTypeIntra)
+ ctx->codedbuf_i_size *= 2;
+ else
+ ctx->codedbuf_pb_size *= 2;
+
+ vaUnmapBuffer(ctx->va_dpy, ctx->codedbuf_buf_id);
+ return -1;
+ }
+
+ slice_data_length = coded_buffer_segment->size;
+
+ do {
+ w_items = fwrite(coded_mem, slice_data_length, 1, ctx->ofp);
+ } while (w_items != 1);
+
+ if (picture_type == VAEncPictureTypeIntra) {
+ if (ctx->codedbuf_i_size > slice_data_length * 3 / 2) {
+ ctx->codedbuf_i_size = slice_data_length * 3 / 2;
+ }
+
+ if (ctx->codedbuf_pb_size < slice_data_length) {
+ ctx->codedbuf_pb_size = slice_data_length;
+ }
+ } else {
+ if (ctx->codedbuf_pb_size > slice_data_length * 3 / 2) {
+ ctx->codedbuf_pb_size = slice_data_length * 3 / 2;
+ }
+ }
+
+ vaUnmapBuffer(ctx->va_dpy, ctx->codedbuf_buf_id);
+
+ return 0;
+}
+
+static void
+encode_picture(struct mpeg2enc_context *ctx,
+ int coded_order,
+ int display_order,
+ VAEncPictureType picture_type,
+ int next_is_bpic,
+ int next_display_order)
+{
+ VAStatus va_status;
+ int ret = 0, codedbuf_size;
+
+ begin_picture(ctx, coded_order, display_order, picture_type);
+
+ if (1) {
+ /* upload YUV data to VA surface for next frame */
+ if (next_display_order >= ctx->num_pictures)
+ next_display_order = ctx->num_pictures - 1;
+
+ fseek(ctx->ifp, ctx->frame_size * next_display_order, SEEK_SET);
+ ctx->upload_thread_value = pthread_create(&ctx->upload_thread_id,
+ NULL,
+ upload_yuv_to_surface,
+ ctx);
+ }
+
+ do {
+ mpeg2enc_destroy_buffers(ctx, &ctx->codedbuf_buf_id, 1);
+ mpeg2enc_destroy_buffers(ctx, &ctx->pic_param_buf_id, 1);
+
+
+ if (VAEncPictureTypeIntra == picture_type) {
+ codedbuf_size = ctx->codedbuf_i_size;
+ } else {
+ codedbuf_size = ctx->codedbuf_pb_size;
+ }
+
+ /* coded buffer */
+ va_status = vaCreateBuffer(ctx->va_dpy,
+ ctx->context_id,
+ VAEncCodedBufferType,
+ codedbuf_size, 1, NULL,
+ &ctx->codedbuf_buf_id);
+ CHECK_VASTATUS(va_status,"vaCreateBuffer");
+
+ /* picture parameter set */
+ mpeg2enc_update_picture_parameter(ctx, picture_type, coded_order, display_order);
+
+ mpeg2enc_render_picture(ctx);
+
+ ret = store_coded_buffer(ctx, picture_type);
+ } while (ret);
+
+ end_picture(ctx, picture_type, next_is_bpic);
+}
+
+static void
+encode_pb_pictures(struct mpeg2enc_context *ctx,
+ int coded_order,
+ int f,
+ int nbframes,
+ int next_f)
+{
+ int i;
+
+ encode_picture(ctx,
+ coded_order,
+ f + nbframes,
+ VAEncPictureTypePredictive,
+ 1,
+ f);
+
+ for( i = 0; i < nbframes - 1; i++) {
+ encode_picture(ctx,
+ coded_order + 1,
+ f + i,
+ VAEncPictureTypeBidirectional,
+ 1,
+ f + i + 1);
+ }
+
+ encode_picture(ctx,
+ coded_order + 1,
+ f + nbframes - 1,
+ VAEncPictureTypeBidirectional,
+ 0,
+ next_f);
+}
+
+static void
+mpeg2enc_run(struct mpeg2enc_context *ctx)
+{
+ int display_order = 0, coded_order = 0;
+ int i_frame_only = 1, i_p_frame_only = 1;
+
+ for (display_order = 0; display_order < ctx->num_pictures;) {
+ if (i_frame_only) {
+ encode_picture(ctx,
+ coded_order,
+ display_order,
+ VAEncPictureTypeIntra,
+ 0,
+ display_order + 1);
+ display_order++;
+ coded_order++;
+ } else if (i_p_frame_only) {
+ if ((display_order % ctx->intra_period) == 0) {
+ encode_picture(ctx,
+ coded_order,
+ display_order,
+ VAEncPictureTypeIntra,
+ 0,
+ display_order + 1);
+ display_order++;
+ coded_order++;
+ } else {
+ encode_picture(ctx,
+ coded_order,
+ display_order,
+ VAEncPictureTypePredictive,
+ 0,
+ display_order + 1);
+ display_order++;
+ coded_order++;
+ }
+ } else { // follow the i,p,b pattern
+ static int fcurrent = 0;
+ int fnext;
+
+ fcurrent = fcurrent % (sizeof(picture_type_patter)/sizeof(int[2]));
+ fnext = (fcurrent+1) % (sizeof(picture_type_patter)/sizeof(int[2]));
+
+ if ( picture_type_patter[fcurrent][0] == VAEncPictureTypeIntra ) {
+ encode_picture(ctx,
+ coded_order,
+ display_order,
+ VAEncPictureTypeIntra,
+ 0,
+ display_order + picture_type_patter[fnext][1]);
+ display_order++;
+ coded_order++;
+ } else {
+ encode_pb_pictures(ctx,
+ coded_order,
+ display_order,
+ picture_type_patter[fcurrent][1] - 1,
+ display_order + picture_type_patter[fcurrent][1] + picture_type_patter[fnext][1] - 1);
+ display_order += picture_type_patter[fcurrent][1];
+ coded_order++;
+ }
+
+ fcurrent++;
+ }
+
+ fprintf(stderr, "\r %d/%d ...", display_order + 1, ctx->num_pictures);
+ fflush(stdout);
+ }
+}
+
+/*
+ * end
+ */
+static void
+mpeg2enc_release_va_resources(struct mpeg2enc_context *ctx)
+{
+ vaDestroySurfaces(ctx->va_dpy, surface_ids, SID_NUMBER);
+ vaDestroyContext(ctx->va_dpy, ctx->context_id);
+ vaDestroyConfig(ctx->va_dpy, ctx->config_id);
+ vaTerminate(ctx->va_dpy);
+ va_close_display(ctx->va_dpy);
+}
+
+static void
+mpeg2enc_end(struct mpeg2enc_context *ctx)
+{
+ pthread_join(ctx->upload_thread_id, NULL);
+ mpeg2enc_release_va_resources(ctx);
+}
+
+int
+main(int argc, char *argv[])
+{
+ struct mpeg2enc_context ctx;
+ struct timeval tpstart, tpend;
+ float timeuse;
+
+ gettimeofday(&tpstart, NULL);
+
+ memset(&ctx, 0, sizeof(ctx));
+ parse_args(&ctx, argc, argv);
+ mpeg2enc_init(&ctx);
+ mpeg2enc_run(&ctx);
+ mpeg2enc_end(&ctx);
+
+ gettimeofday(&tpend, NULL);
+ timeuse = 1000000 * (tpend.tv_sec - tpstart.tv_sec) + tpend.tv_usec - tpstart.tv_usec;
+ timeuse /= 1000000;
+ fprintf(stderr, "\ndone!\n");
+ fprintf(stderr, "encode %d frames in %f secondes, FPS is %.1f\n", ctx.num_pictures, timeuse, ctx.num_pictures / timeuse);
+
+ mpeg2enc_exit(&ctx, 0);
+
+ return 0;
+}
projects / profile / ivi / libva.git / commitdiff