* Copyright (C) 2005 Michal Benes <michal.benes@itonis.tv>
* Copyright (C) 2005 Josef Zlomek <josef.zlomek@itonis.tv>
* Copyright (C) 2008 Mark Nauwelaerts <mnauw@users.sf.net>
+ * Copyright (C) 2016 Sebastian Dröge <sebastian@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
#include <string.h>
#include <stdlib.h>
+#include <gmodule.h>
GST_DEBUG_CATEGORY_STATIC (x264_enc_debug);
#define GST_CAT_DEFAULT x264_enc_debug
+struct _GstX264EncVTable
+{
+ GModule *module;
+
+ const int *x264_bit_depth;
+ const int *x264_chroma_format;
+ void (*x264_encoder_close) (x264_t *);
+ int (*x264_encoder_delayed_frames) (x264_t *);
+ int (*x264_encoder_encode) (x264_t *, x264_nal_t ** pp_nal, int *pi_nal,
+ x264_picture_t * pic_in, x264_picture_t * pic_out);
+ int (*x264_encoder_headers) (x264_t *, x264_nal_t ** pp_nal, int *pi_nal);
+ void (*x264_encoder_intra_refresh) (x264_t *);
+ int (*x264_encoder_maximum_delayed_frames) (x264_t *);
+ x264_t *(*x264_encoder_open) (x264_param_t *);
+ int (*x264_encoder_reconfig) (x264_t *, x264_param_t *);
+ const x264_level_t (*x264_levels)[];
+ void (*x264_param_apply_fastfirstpass) (x264_param_t *);
+ int (*x264_param_apply_profile) (x264_param_t *, const char *);
+ void (*x264_param_default) (x264_param_t *);
+ int (*x264_param_default_preset) (x264_param_t *, const char *preset,
+ const char *tune);
+ int (*x264_param_parse) (x264_param_t *, const char *name, const char *value);
+};
+
+static GstX264EncVTable default_vtable = {
+ NULL,
+ &x264_bit_depth,
+ &x264_chroma_format, x264_encoder_close, x264_encoder_delayed_frames,
+ x264_encoder_encode, x264_encoder_headers, x264_encoder_intra_refresh,
+ x264_encoder_maximum_delayed_frames, x264_encoder_open,
+ x264_encoder_reconfig, &x264_levels, x264_param_apply_fastfirstpass,
+ x264_param_apply_profile, x264_param_default, x264_param_default_preset,
+ x264_param_parse
+};
+
+static GstX264EncVTable *vtable_8bit = NULL, *vtable_10bit = NULL;
+static GstCaps *supported_sinkcaps = NULL;
+
+#define LOAD_SYMBOL(name) G_STMT_START { \
+ if (!g_module_symbol (module, #name, (gpointer *) &vtable->name)) { \
+ GST_ERROR ("Failed to load '" #name "' from '%s'", filename); \
+ goto error; \
+ } \
+} G_STMT_END;
+
+#ifdef HAVE_X264_ADDITIONAL_LIBRARIES
+static GstX264EncVTable *
+load_x264 (const gchar * filename)
+{
+ GModule *module;
+ GstX264EncVTable *vtable;
+
+ module = g_module_open (filename, G_MODULE_BIND_LOCAL);
+ if (!module) {
+ GST_ERROR ("Failed to load '%s'", filename);
+ return NULL;
+ }
+
+ vtable = g_new0 (GstX264EncVTable, 1);
+ vtable->module = module;
+
+ if (!g_module_symbol (module, G_STRINGIFY (x264_encoder_open),
+ (gpointer *) & vtable->x264_encoder_open)) {
+ GST_ERROR ("Failed to load '" G_STRINGIFY (x264_encoder_open)
+ "' from '%s'. Incompatible version?", filename);
+ goto error;
+ }
+
+ LOAD_SYMBOL (x264_bit_depth);
+ LOAD_SYMBOL (x264_chroma_format);
+ LOAD_SYMBOL (x264_encoder_close);
+ LOAD_SYMBOL (x264_encoder_delayed_frames);
+ LOAD_SYMBOL (x264_encoder_encode);
+ LOAD_SYMBOL (x264_encoder_headers);
+ LOAD_SYMBOL (x264_encoder_intra_refresh);
+ LOAD_SYMBOL (x264_encoder_maximum_delayed_frames);
+ LOAD_SYMBOL (x264_encoder_reconfig);
+ LOAD_SYMBOL (x264_levels);
+ LOAD_SYMBOL (x264_param_apply_fastfirstpass);
+ LOAD_SYMBOL (x264_param_apply_profile);
+ LOAD_SYMBOL (x264_param_default);
+ LOAD_SYMBOL (x264_param_default_preset);
+ LOAD_SYMBOL (x264_param_parse);
+
+ return vtable;
+
+error:
+ g_module_close (vtable->module);
+ g_free (vtable);
+ return NULL;
+}
+
+static void
+unload_x264 (GstX264EncVTable * vtable)
+{
+ if (vtable->module) {
+ g_module_close (vtable->module);
+ g_free (vtable);
+ }
+}
+#endif
+
+#undef LOAD_SYMBOL
+
+static gboolean
+gst_x264_enc_add_x264_chroma_format (GstStructure * s,
+ gboolean allow_420, gboolean allow_422, gboolean allow_444)
+{
+ GValue fmts = G_VALUE_INIT;
+ GValue fmt = G_VALUE_INIT;
+ gboolean ret = FALSE;
+
+ g_value_init (&fmts, GST_TYPE_LIST);
+ g_value_init (&fmt, G_TYPE_STRING);
+
+ if (vtable_8bit) {
+ gint chroma_format = *vtable_8bit->x264_chroma_format;
+
+ GST_INFO ("8-bit depth supported");
+
+ if ((chroma_format == 0 || chroma_format == X264_CSP_I444) && allow_444) {
+ g_value_set_string (&fmt, "Y444");
+ gst_value_list_append_value (&fmts, &fmt);
+ }
+
+ if ((chroma_format == 0 || chroma_format == X264_CSP_I422) && allow_422) {
+ g_value_set_string (&fmt, "Y42B");
+ gst_value_list_append_value (&fmts, &fmt);
+ }
+
+ if ((chroma_format == 0 || chroma_format == X264_CSP_I420) && allow_420) {
+ g_value_set_string (&fmt, "I420");
+ gst_value_list_append_value (&fmts, &fmt);
+ g_value_set_string (&fmt, "YV12");
+ gst_value_list_append_value (&fmts, &fmt);
+ g_value_set_string (&fmt, "NV12");
+ gst_value_list_append_value (&fmts, &fmt);
+ }
+ }
+
+ if (vtable_10bit) {
+ gint chroma_format = *vtable_10bit->x264_chroma_format;
+
+ GST_INFO ("10-bit depth supported");
+
+ if ((chroma_format == 0 || chroma_format == X264_CSP_I444) && allow_444) {
+ if (G_BYTE_ORDER == G_LITTLE_ENDIAN)
+ g_value_set_string (&fmt, "Y444_10LE");
+ else
+ g_value_set_string (&fmt, "Y444_10BE");
+
+ gst_value_list_append_value (&fmts, &fmt);
+ }
+
+ if ((chroma_format == 0 || chroma_format == X264_CSP_I422) && allow_422) {
+ if (G_BYTE_ORDER == G_LITTLE_ENDIAN)
+ g_value_set_string (&fmt, "I422_10LE");
+ else
+ g_value_set_string (&fmt, "I422_10BE");
+
+ gst_value_list_append_value (&fmts, &fmt);
+ }
+
+ if ((chroma_format == 0 || chroma_format == X264_CSP_I420) && allow_420) {
+ if (G_BYTE_ORDER == G_LITTLE_ENDIAN)
+ g_value_set_string (&fmt, "I420_10LE");
+ else
+ g_value_set_string (&fmt, "I420_10BE");
+
+ gst_value_list_append_value (&fmts, &fmt);
+ }
+ }
+
+ if (gst_value_list_get_size (&fmts) != 0) {
+ gst_structure_take_value (s, "format", &fmts);
+ ret = TRUE;
+ } else {
+ g_value_unset (&fmts);
+ }
+
+ g_value_unset (&fmt);
+
+ return ret;
+}
+
+static gboolean
+load_x264_libraries (void)
+{
+ if (*default_vtable.x264_bit_depth == 8) {
+ vtable_8bit = &default_vtable;
+ } else if (*default_vtable.x264_bit_depth == 10) {
+ vtable_10bit = &default_vtable;
+ }
+#ifdef HAVE_X264_ADDITIONAL_LIBRARIES
+ {
+ gchar **libraries = g_strsplit (HAVE_X264_ADDITIONAL_LIBRARIES, ":", -1);
+ gchar **p = libraries;
+
+ while (*p && (!vtable_8bit || !vtable_10bit)) {
+ GstX264EncVTable *vtable = load_x264 (*p);
+
+ if (vtable) {
+ if (!vtable_8bit && *vtable->x264_bit_depth == 8) {
+ vtable_8bit = vtable;
+ } else if (!vtable_10bit && *vtable->x264_bit_depth == 10) {
+ vtable_10bit = vtable;
+ } else {
+ unload_x264 (vtable);
+ }
+ }
+
+ p++;
+ }
+ g_strfreev (libraries);
+ }
+#endif
+
+ if (!vtable_8bit && !vtable_10bit)
+ return FALSE;
+
+ supported_sinkcaps = gst_caps_new_simple ("video/x-raw",
+ "framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1,
+ "width", GST_TYPE_INT_RANGE, 16, G_MAXINT,
+ "height", GST_TYPE_INT_RANGE, 16, G_MAXINT, NULL);
+
+ gst_x264_enc_add_x264_chroma_format (gst_caps_get_structure
+ (supported_sinkcaps, 0), TRUE, TRUE, TRUE);
+
+ return TRUE;
+}
+
enum
{
ARG_0,
return -1;
}
-#if G_BYTE_ORDER == G_LITTLE_ENDIAN
-#define FORMATS "I420, YV12, Y42B, Y444, NV12, I420_10LE, I422_10LE, Y444_10LE"
-#else
-#define FORMATS "I420, YV12, Y42B, Y444, NV12, I420_10BE, I422_10BE, Y444_10BE"
-#endif
-
-static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("video/x-raw, "
- "format = (string) { " FORMATS " }, "
- "framerate = (fraction) [0, MAX], "
- "width = (int) [ 16, MAX ], " "height = (int) [ 16, MAX ]")
- );
-
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
}
static void
-set_value (GValue * val, gint count, ...)
-{
- const gchar *fmt = NULL;
- GValue sval = G_VALUE_INIT;
- va_list ap;
- gint i;
-
- g_value_init (&sval, G_TYPE_STRING);
-
- if (count > 1)
- g_value_init (val, GST_TYPE_LIST);
-
- va_start (ap, count);
- for (i = 0; i < count; i++) {
- fmt = va_arg (ap, const gchar *);
- g_value_set_string (&sval, fmt);
- if (count > 1) {
- gst_value_list_append_value (val, &sval);
- }
- }
- va_end (ap);
-
- if (count == 1)
- *val = sval;
- else
- g_value_unset (&sval);
-}
-
-static void
-gst_x264_enc_add_x264_chroma_format (GstStructure * s,
- int x264_chroma_format_local)
-{
- GValue fmt = G_VALUE_INIT;
-
- if (x264_bit_depth == 8) {
- GST_INFO ("This x264 build supports 8-bit depth");
- if (x264_chroma_format_local == 0) {
- set_value (&fmt, 5, "I420", "YV12", "Y42B", "Y444", "NV12");
- } else if (x264_chroma_format_local == X264_CSP_I420) {
- set_value (&fmt, 3, "I420", "YV12", "NV12");
- } else if (x264_chroma_format_local == X264_CSP_I422) {
- set_value (&fmt, 1, "Y42B");
- } else if (x264_chroma_format_local == X264_CSP_I444) {
- set_value (&fmt, 1, "Y444");
- } else {
- GST_ERROR ("Unsupported chroma format %d", x264_chroma_format_local);
- }
- } else if (x264_bit_depth == 10) {
- GST_INFO ("This x264 build supports 10-bit depth");
-
- if (G_BYTE_ORDER == G_LITTLE_ENDIAN) {
- if (x264_chroma_format_local == 0) {
- set_value (&fmt, 3, "I420_10LE", "I422_10LE", "Y444_10LE");
- } else if (x264_chroma_format_local == X264_CSP_I420) {
- set_value (&fmt, 1, "I420_10LE");
- } else if (x264_chroma_format_local == X264_CSP_I422) {
- set_value (&fmt, 1, "I422_10LE");
- } else if (x264_chroma_format_local == X264_CSP_I444) {
- set_value (&fmt, 1, "Y444_10LE");
- } else {
- GST_ERROR ("Unsupported chroma format %d", x264_chroma_format_local);
- }
- } else {
- if (x264_chroma_format_local == 0) {
- set_value (&fmt, 3, "I420_10BE", "I422_10BE", "Y444_10BE");
- } else if (x264_chroma_format_local == X264_CSP_I420) {
- set_value (&fmt, 1, "I420_10BE");
- } else if (x264_chroma_format_local == X264_CSP_I422) {
- set_value (&fmt, 1, "I422_10BE");
- } else if (x264_chroma_format_local == X264_CSP_I444) {
- set_value (&fmt, 1, "Y444_10BE");
- } else {
- GST_ERROR ("Unsupported chroma format %d", x264_chroma_format_local);
- }
- }
- } else {
- GST_ERROR ("Unsupported bit depth %d, we only support 8-bit and 10-bit",
- x264_bit_depth);
- }
-
- if (G_VALUE_TYPE (&fmt) != G_TYPE_INVALID)
- gst_structure_take_value (s, "format", &fmt);
-}
-
-static GstCaps *
-gst_x264_enc_get_supported_input_caps (void)
-{
- GstCaps *caps;
-
- caps = gst_caps_new_simple ("video/x-raw",
- "framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1,
- "width", GST_TYPE_INT_RANGE, 16, G_MAXINT,
- "height", GST_TYPE_INT_RANGE, 16, G_MAXINT, NULL);
-
- gst_x264_enc_add_x264_chroma_format (gst_caps_get_structure (caps, 0),
- x264_chroma_format);
-
- GST_DEBUG ("returning %" GST_PTR_FORMAT, caps);
- return caps;
-}
-
-static void
check_formats (const gchar * str, gboolean * has_420, gboolean * has_422,
gboolean * has_444)
{
GstCaps *filter_caps, *fcaps;
gint i, j, k;
- supported_incaps = gst_x264_enc_get_supported_input_caps ();
+ supported_incaps =
+ gst_pad_get_pad_template_caps (GST_VIDEO_ENCODER_SINK_PAD (enc));
/* Allow downstream to specify width/height/framerate/PAR constraints
* and forward them upstream for video converters to handle
*/
- if (!supported_incaps)
- supported_incaps = gst_pad_get_pad_template_caps (enc->sinkpad);
allowed = gst_pad_get_allowed_caps (enc->srcpad);
if (!allowed || gst_caps_is_empty (allowed) || gst_caps_is_any (allowed)) {
gst_structure_set_value (s, "framerate", val);
if ((val = gst_structure_get_value (allowed_s, "pixel-aspect-ratio")))
gst_structure_set_value (s, "pixel-aspect-ratio", val);
+
if ((val = gst_structure_get_value (allowed_s, "profile"))) {
gboolean has_420 = FALSE;
gboolean has_422 = FALSE;
}
}
- if (has_444 && has_422 && has_420)
- gst_x264_enc_add_x264_chroma_format (s, 0);
- else if (has_444)
- gst_x264_enc_add_x264_chroma_format (s, X264_CSP_I444);
- else if (has_422)
- gst_x264_enc_add_x264_chroma_format (s, X264_CSP_I422);
- else if (has_420)
- gst_x264_enc_add_x264_chroma_format (s, X264_CSP_I420);
+ gst_x264_enc_add_x264_chroma_format (s, has_420, has_422, has_444);
}
filter_caps = gst_caps_merge_structure (filter_caps, s);
case GST_QUERY_ACCEPT_CAPS:{
GstCaps *acceptable, *caps;
- acceptable = gst_x264_enc_get_supported_input_caps ();
- if (!acceptable) {
- acceptable = gst_pad_get_pad_template_caps (pad);
- }
+ acceptable = gst_pad_get_pad_template_caps (pad);
gst_query_parse_accept_caps (query, &caps);
GstElementClass *element_class;
GstVideoEncoderClass *gstencoder_class;
const gchar *partitions = NULL;
+ GstPadTemplate *sink_templ;
x264enc_defaults = g_string_new ("");
"Josef Zlomek <josef.zlomek@itonis.tv>, "
"Mark Nauwelaerts <mnauw@users.sf.net>");
- gst_element_class_add_static_pad_template (element_class, &sink_factory);
+ sink_templ = gst_pad_template_new ("sink",
+ GST_PAD_SINK, GST_PAD_ALWAYS, supported_sinkcaps);
+
+ gst_element_class_add_pad_template (element_class, sink_templ);
gst_element_class_add_static_pad_template (element_class, &src_factory);
}
encoder->psy_tune = ARG_PSY_TUNE_DEFAULT;
encoder->tune = ARG_TUNE_DEFAULT;
encoder->frame_packing = ARG_FRAME_PACKING_DEFAULT;
-
- x264_param_default (&encoder->x264param);
-
- /* log callback setup; part of parameters */
- encoder->x264param.pf_log = gst_x264_enc_log_callback;
- encoder->x264param.p_log_private = encoder;
- encoder->x264param.i_log_level = X264_LOG_DEBUG;
}
typedef struct
GStrv key_val = g_strsplit (kvpairs[i], "=", 2);
parse_result =
- x264_param_parse (&encoder->x264param, key_val[0], key_val[1]);
+ encoder->vtable->x264_param_parse (&encoder->x264param, key_val[0],
+ key_val[1]);
if (parse_result == X264_PARAM_BAD_NAME) {
GST_ERROR_OBJECT (encoder, "Bad name for option %s=%s",
GST_OBJECT_LOCK (encoder);
+ if (GST_VIDEO_INFO_COMP_DEPTH (info, 0) == 8)
+ encoder->vtable = vtable_8bit;
+ else if (GST_VIDEO_INFO_COMP_DEPTH (info, 0) == 10)
+ encoder->vtable = vtable_10bit;
+
+ g_assert (encoder->vtable != NULL);
+
+ encoder->vtable->x264_param_default (&encoder->x264param);
+ /* log callback setup; part of parameters */
+ encoder->x264param.pf_log = gst_x264_enc_log_callback;
+ encoder->x264param.p_log_private = encoder;
+ encoder->x264param.i_log_level = X264_LOG_DEBUG;
+
gst_x264_enc_build_tunings_string (encoder);
/* set x264 parameters and use preset/tuning if present */
GST_DEBUG_OBJECT (encoder, "Applying defaults with preset %s, tunings %s",
encoder->speed_preset ? x264_preset_names[encoder->speed_preset - 1] : "",
encoder->tunings && encoder->tunings->len ? encoder->tunings->str : "");
- x264_param_default_preset (&encoder->x264param,
+ encoder->vtable->x264_param_default_preset (&encoder->x264param,
encoder->speed_preset ? x264_preset_names[encoder->speed_preset -
1] : NULL, encoder->tunings
&& encoder->tunings->len ? encoder->tunings->str : NULL);
case 1:
encoder->x264param.rc.b_stat_read = 0;
encoder->x264param.rc.b_stat_write = 1;
- x264_param_apply_fastfirstpass (&encoder->x264param);
+ encoder->vtable->x264_param_apply_fastfirstpass (&encoder->x264param);
encoder->x264param.i_frame_reference = 1;
encoder->x264param.analyse.b_transform_8x8 = 0;
encoder->x264param.analyse.inter = 0;
}
if (encoder->peer_profile) {
- if (x264_param_apply_profile (&encoder->x264param, encoder->peer_profile))
+ if (encoder->vtable->x264_param_apply_profile (&encoder->x264param,
+ encoder->peer_profile))
GST_WARNING_OBJECT (encoder, "Bad downstream profile name: %s",
encoder->peer_profile);
}
encoder->x264param.i_keyint_max = encoder->x264param.i_keyint_min = 1;
/* Enforce level limits if they were in the caps */
- if (encoder->peer_level) {
- encoder->x264param.i_level_idc = encoder->peer_level->level_idc;
+ if (encoder->peer_level_idc != -1) {
+ gint i;
+ const x264_level_t *peer_level = NULL;
+
+ for (i = 0; (*encoder->vtable->x264_levels)[i].level_idc; i++) {
+ if (encoder->peer_level_idc ==
+ (*encoder->vtable->x264_levels)[i].level_idc) {
+ int mb_width = (info->width + 15) / 16;
+ int mb_height = (info->height + 15) / 16;
+ int mbs = mb_width * mb_height;
+
+ if ((*encoder->vtable->x264_levels)[i].frame_size < mbs ||
+ (*encoder->vtable->x264_levels)[i].frame_size * 8 <
+ mb_width * mb_width
+ || (*encoder->vtable->x264_levels)[i].frame_size * 8 <
+ mb_height * mb_height) {
+ GST_WARNING_OBJECT (encoder,
+ "Frame size larger than level %d allows",
+ encoder->peer_level_idc);
+ break;
+ }
+
+ if (info->fps_d && (*encoder->vtable->x264_levels)[i].mbps
+ < (gint64) mbs * info->fps_n / info->fps_d) {
+ GST_WARNING_OBJECT (encoder,
+ "Macroblock rate higher than level %d allows",
+ encoder->peer_level_idc);
+ break;
+ }
+
+ peer_level = &(*encoder->vtable->x264_levels)[i];
+ break;
+ }
+ }
+
+ if (!peer_level)
+ goto unlock_and_return;
+
+ encoder->x264param.i_level_idc = peer_level->level_idc;
encoder->x264param.rc.i_bitrate = MIN (encoder->x264param.rc.i_bitrate,
- encoder->peer_level->bitrate);
+ peer_level->bitrate);
encoder->x264param.rc.i_vbv_max_bitrate =
- MIN (encoder->x264param.rc.i_vbv_max_bitrate,
- encoder->peer_level->bitrate);
+ MIN (encoder->x264param.rc.i_vbv_max_bitrate, peer_level->bitrate);
encoder->x264param.rc.i_vbv_buffer_size =
- MIN (encoder->x264param.rc.i_vbv_buffer_size, encoder->peer_level->cpb);
+ MIN (encoder->x264param.rc.i_vbv_buffer_size, peer_level->cpb);
encoder->x264param.analyse.i_mv_range =
- MIN (encoder->x264param.analyse.i_mv_range,
- encoder->peer_level->mv_range);
+ MIN (encoder->x264param.analyse.i_mv_range, peer_level->mv_range);
- if (encoder->peer_level->frame_only) {
+ if (peer_level->frame_only) {
encoder->x264param.b_interlaced = FALSE;
encoder->x264param.b_fake_interlaced = FALSE;
}
GST_OBJECT_UNLOCK (encoder);
- encoder->x264enc = x264_encoder_open (&encoder->x264param);
+ encoder->x264enc = encoder->vtable->x264_encoder_open (&encoder->x264param);
if (!encoder->x264enc) {
GST_ELEMENT_ERROR (encoder, STREAM, ENCODE,
("Can not initialize x264 encoder."), (NULL));
gst_x264_enc_close_encoder (GstX264Enc * encoder)
{
if (encoder->x264enc != NULL) {
- x264_encoder_close (encoder->x264enc);
+ encoder->vtable->x264_encoder_close (encoder->x264enc);
encoder->x264enc = NULL;
}
+ encoder->vtable = NULL;
}
static gboolean
GstStructure *s2;
const gchar *allowed_profile;
- header_return = x264_encoder_headers (encoder->x264enc, &nal, &i_nal);
+ header_return =
+ encoder->vtable->x264_encoder_headers (encoder->x264enc, &nal, &i_nal);
if (header_return < 0) {
GST_ELEMENT_ERROR (encoder, STREAM, ENCODE, ("Encode x264 header failed."),
("x264_encoder_headers return code=%d", header_return));
/* Create avcC header. */
- header_return = x264_encoder_headers (encoder->x264enc, &nal, &i_nal);
+ header_return =
+ encoder->vtable->x264_encoder_headers (encoder->x264enc, &nal, &i_nal);
if (header_return < 0) {
GST_ELEMENT_ERROR (encoder, STREAM, ENCODE, ("Encode x264 header failed."),
("x264_encoder_headers return code=%d", header_return));
gint max_delayed_frames;
GstClockTime latency;
- max_delayed_frames = x264_encoder_maximum_delayed_frames (encoder->x264enc);
+ max_delayed_frames =
+ encoder->vtable->x264_encoder_maximum_delayed_frames (encoder->x264enc);
if (info->fps_n) {
latency = gst_util_uint64_scale_ceil (GST_SECOND * info->fps_d,
GstVideoInfo *info = &state->info;
GstCaps *template_caps;
GstCaps *allowed_caps = NULL;
- gboolean level_ok = TRUE;
/* If the encoder is initialized, do not reinitialize it again if not
* necessary */
encoder->peer_profile = NULL;
encoder->peer_intra_profile = FALSE;
- encoder->peer_level = NULL;
+ encoder->peer_level_idc = -1;
template_caps = gst_static_pad_template_get_caps (&src_factory);
allowed_caps = gst_pad_get_allowed_caps (GST_VIDEO_ENCODER_SRC_PAD (encoder));
level = gst_structure_get_string (s, "level");
if (level) {
- int level_idc = gst_codec_utils_h264_get_level_idc (level);
-
- if (level_idc) {
- gint i;
-
- for (i = 0; x264_levels[i].level_idc; i++) {
- if (level_idc == x264_levels[i].level_idc) {
- int mb_width = (info->width + 15) / 16;
- int mb_height = (info->height + 15) / 16;
- int mbs = mb_width * mb_height;
-
- if (x264_levels[i].frame_size < mbs ||
- x264_levels[i].frame_size * 8 < mb_width * mb_width ||
- x264_levels[i].frame_size * 8 < mb_height * mb_height) {
- GST_WARNING_OBJECT (encoder,
- "Frame size larger than level %s allows", level);
- level_ok = FALSE;
- break;
- }
-
- if (info->fps_d && x264_levels[i].mbps
- < (gint64) mbs * info->fps_n / info->fps_d) {
- GST_WARNING_OBJECT (encoder,
- "Macroblock rate higher than level %s allows", level);
- level_ok = FALSE;
- break;
- }
-
- encoder->peer_level = &x264_levels[i];
- break;
- }
- }
- }
+ encoder->peer_level_idc = gst_codec_utils_h264_get_level_idc (level);
}
stream_format = gst_structure_get_string (s, "stream-format");
gst_caps_unref (template_caps);
- if (!level_ok)
- return FALSE;
-
if (!gst_x264_enc_init_encoder (encoder))
return FALSE;
if (!self->input_state)
return FALSE;
+ if (self->vtable == NULL)
+ return FALSE;
+
info = &self->input_state->info;
- num_buffers = x264_encoder_maximum_delayed_frames (self->x264enc) + 1;
+ num_buffers =
+ self->vtable->x264_encoder_maximum_delayed_frames (self->x264enc) + 1;
gst_query_add_allocation_pool (query, NULL, info->size, num_buffers, 0);
GST_OBJECT_LOCK (encoder);
if (encoder->reconfig) {
encoder->reconfig = FALSE;
- if (x264_encoder_reconfig (encoder->x264enc, &encoder->x264param) < 0)
+ if (encoder->vtable->x264_encoder_reconfig (encoder->x264enc,
+ &encoder->x264param) < 0)
GST_WARNING_OBJECT (encoder, "Could not reconfigure");
update_latency = TRUE;
}
if (GST_VIDEO_CODEC_FRAME_IS_FORCE_KEYFRAME (input_frame)) {
GST_INFO_OBJECT (encoder, "Forcing key frame");
if (encoder->intra_refresh)
- x264_encoder_intra_refresh (encoder->x264enc);
+ encoder->vtable->x264_encoder_intra_refresh (encoder->x264enc);
else
pic_in->i_type = X264_TYPE_IDR;
}
if (G_UNLIKELY (update_latency))
gst_x264_enc_set_latency (encoder);
- encoder_return = x264_encoder_encode (encoder->x264enc,
+ encoder_return = encoder->vtable->x264_encoder_encode (encoder->x264enc,
&nal, i_nal, pic_in, &pic_out);
if (encoder_return < 0) {
do {
flow_ret = gst_x264_enc_encode_frame (encoder, NULL, NULL, &i_nal, send);
} while (flow_ret == GST_FLOW_OK
- && x264_encoder_delayed_frames (encoder->x264enc) > 0);
+ && encoder->vtable->x264_encoder_delayed_frames (encoder->x264enc) > 0);
}
static void
gst_x264_enc_reconfig (GstX264Enc * encoder)
{
+ if (!encoder->vtable)
+ return;
+
switch (encoder->pass) {
case GST_X264_ENC_PASS_QUAL:
encoder->x264param.rc.f_rf_constant = encoder->quantizer;
GST_DEBUG_CATEGORY_INIT (x264_enc_debug, "x264enc", 0,
"h264 encoding element");
- GST_INFO ("x264 build: %u", X264_BUILD);
+ GST_INFO ("linked against x264 build: %u", X264_BUILD);
+
+ if (!load_x264_libraries ())
+ return FALSE;
return gst_element_register (plugin, "x264enc",
GST_RANK_PRIMARY, GST_TYPE_X264_ENC);
projects / platform / upstream / gstreamer.git / commitdiff