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-rw-r--r--ffmpeg.c96
1 files changed, 48 insertions, 48 deletions
diff --git a/ffmpeg.c b/ffmpeg.c
index 40b4d5179e..48e7317f38 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -2411,7 +2411,7 @@ static int transcode_init(void)
/* for each output stream, we compute the right encoding parameters */
for (i = 0; i < nb_output_streams; i++) {
- AVCodecContext *icodec = NULL;
+ AVCodecContext *dec_ctx = NULL;
ost = output_streams[i];
oc = output_files[ost->file_index]->ctx;
ist = get_input_stream(ost);
@@ -2422,11 +2422,11 @@ static int transcode_init(void)
codec = ost->st->codec;
if (ist) {
- icodec = ist->st->codec;
+ dec_ctx = ist->st->codec;
ost->st->disposition = ist->st->disposition;
- codec->bits_per_raw_sample = icodec->bits_per_raw_sample;
- codec->chroma_sample_location = icodec->chroma_sample_location;
+ codec->bits_per_raw_sample = dec_ctx->bits_per_raw_sample;
+ codec->chroma_sample_location = dec_ctx->chroma_sample_location;
} else {
for (j=0; j<oc->nb_streams; j++) {
AVStream *st = oc->streams[j];
@@ -2444,35 +2444,35 @@ static int transcode_init(void)
av_assert0(ist && !ost->filter);
- extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
+ extra_size = (uint64_t)dec_ctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
if (extra_size > INT_MAX) {
return AVERROR(EINVAL);
}
/* if stream_copy is selected, no need to decode or encode */
- codec->codec_id = icodec->codec_id;
- codec->codec_type = icodec->codec_type;
+ codec->codec_id = dec_ctx->codec_id;
+ codec->codec_type = dec_ctx->codec_type;
if (!codec->codec_tag) {
unsigned int codec_tag;
if (!oc->oformat->codec_tag ||
- av_codec_get_id (oc->oformat->codec_tag, icodec->codec_tag) == codec->codec_id ||
- !av_codec_get_tag2(oc->oformat->codec_tag, icodec->codec_id, &codec_tag))
- codec->codec_tag = icodec->codec_tag;
+ av_codec_get_id (oc->oformat->codec_tag, dec_ctx->codec_tag) == codec->codec_id ||
+ !av_codec_get_tag2(oc->oformat->codec_tag, dec_ctx->codec_id, &codec_tag))
+ codec->codec_tag = dec_ctx->codec_tag;
}
- codec->bit_rate = icodec->bit_rate;
- codec->rc_max_rate = icodec->rc_max_rate;
- codec->rc_buffer_size = icodec->rc_buffer_size;
- codec->field_order = icodec->field_order;
+ codec->bit_rate = dec_ctx->bit_rate;
+ codec->rc_max_rate = dec_ctx->rc_max_rate;
+ codec->rc_buffer_size = dec_ctx->rc_buffer_size;
+ codec->field_order = dec_ctx->field_order;
codec->extradata = av_mallocz(extra_size);
if (!codec->extradata) {
return AVERROR(ENOMEM);
}
- memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
- codec->extradata_size= icodec->extradata_size;
- codec->bits_per_coded_sample = icodec->bits_per_coded_sample;
+ memcpy(codec->extradata, dec_ctx->extradata, dec_ctx->extradata_size);
+ codec->extradata_size= dec_ctx->extradata_size;
+ codec->bits_per_coded_sample = dec_ctx->bits_per_coded_sample;
codec->time_base = ist->st->time_base;
/*
@@ -2483,17 +2483,17 @@ static int transcode_init(void)
if(!strcmp(oc->oformat->name, "avi")) {
if ( copy_tb<0 && av_q2d(ist->st->r_frame_rate) >= av_q2d(ist->st->avg_frame_rate)
&& 0.5/av_q2d(ist->st->r_frame_rate) > av_q2d(ist->st->time_base)
- && 0.5/av_q2d(ist->st->r_frame_rate) > av_q2d(icodec->time_base)
- && av_q2d(ist->st->time_base) < 1.0/500 && av_q2d(icodec->time_base) < 1.0/500
+ && 0.5/av_q2d(ist->st->r_frame_rate) > av_q2d(dec_ctx->time_base)
+ && av_q2d(ist->st->time_base) < 1.0/500 && av_q2d(dec_ctx->time_base) < 1.0/500
|| copy_tb==2){
codec->time_base.num = ist->st->r_frame_rate.den;
codec->time_base.den = 2*ist->st->r_frame_rate.num;
codec->ticks_per_frame = 2;
- } else if ( copy_tb<0 && av_q2d(icodec->time_base)*icodec->ticks_per_frame > 2*av_q2d(ist->st->time_base)
+ } else if ( copy_tb<0 && av_q2d(dec_ctx->time_base)*dec_ctx->ticks_per_frame > 2*av_q2d(ist->st->time_base)
&& av_q2d(ist->st->time_base) < 1.0/500
|| copy_tb==0){
- codec->time_base = icodec->time_base;
- codec->time_base.num *= icodec->ticks_per_frame;
+ codec->time_base = dec_ctx->time_base;
+ codec->time_base.num *= dec_ctx->ticks_per_frame;
codec->time_base.den *= 2;
codec->ticks_per_frame = 2;
}
@@ -2502,19 +2502,19 @@ static int transcode_init(void)
&& strcmp(oc->oformat->name, "3g2") && strcmp(oc->oformat->name, "psp") && strcmp(oc->oformat->name, "ipod")
&& strcmp(oc->oformat->name, "f4v")
) {
- if( copy_tb<0 && icodec->time_base.den
- && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base)
+ if( copy_tb<0 && dec_ctx->time_base.den
+ && av_q2d(dec_ctx->time_base)*dec_ctx->ticks_per_frame > av_q2d(ist->st->time_base)
&& av_q2d(ist->st->time_base) < 1.0/500
|| copy_tb==0){
- codec->time_base = icodec->time_base;
- codec->time_base.num *= icodec->ticks_per_frame;
+ codec->time_base = dec_ctx->time_base;
+ codec->time_base.num *= dec_ctx->ticks_per_frame;
}
}
if ( codec->codec_tag == AV_RL32("tmcd")
- && icodec->time_base.num < icodec->time_base.den
- && icodec->time_base.num > 0
- && 121LL*icodec->time_base.num > icodec->time_base.den) {
- codec->time_base = icodec->time_base;
+ && dec_ctx->time_base.num < dec_ctx->time_base.den
+ && dec_ctx->time_base.num > 0
+ && 121LL*dec_ctx->time_base.num > dec_ctx->time_base.den) {
+ codec->time_base = dec_ctx->time_base;
}
if (ist && !ost->frame_rate.num)
@@ -2533,23 +2533,23 @@ static int transcode_init(void)
av_log(NULL, AV_LOG_FATAL, "-acodec copy and -vol are incompatible (frames are not decoded)\n");
exit_program(1);
}
- codec->channel_layout = icodec->channel_layout;
- codec->sample_rate = icodec->sample_rate;
- codec->channels = icodec->channels;
- codec->frame_size = icodec->frame_size;
- codec->audio_service_type = icodec->audio_service_type;
- codec->block_align = icodec->block_align;
- codec->delay = icodec->delay;
+ codec->channel_layout = dec_ctx->channel_layout;
+ codec->sample_rate = dec_ctx->sample_rate;
+ codec->channels = dec_ctx->channels;
+ codec->frame_size = dec_ctx->frame_size;
+ codec->audio_service_type = dec_ctx->audio_service_type;
+ codec->block_align = dec_ctx->block_align;
+ codec->delay = dec_ctx->delay;
if((codec->block_align == 1 || codec->block_align == 1152 || codec->block_align == 576) && codec->codec_id == AV_CODEC_ID_MP3)
codec->block_align= 0;
if(codec->codec_id == AV_CODEC_ID_AC3)
codec->block_align= 0;
break;
case AVMEDIA_TYPE_VIDEO:
- codec->pix_fmt = icodec->pix_fmt;
- codec->width = icodec->width;
- codec->height = icodec->height;
- codec->has_b_frames = icodec->has_b_frames;
+ codec->pix_fmt = dec_ctx->pix_fmt;
+ codec->width = dec_ctx->width;
+ codec->height = dec_ctx->height;
+ codec->has_b_frames = dec_ctx->has_b_frames;
if (ost->frame_aspect_ratio.num) { // overridden by the -aspect cli option
sar =
av_mul_q(ost->frame_aspect_ratio,
@@ -2560,13 +2560,13 @@ static int transcode_init(void)
else if (ist->st->sample_aspect_ratio.num)
sar = ist->st->sample_aspect_ratio;
else
- sar = icodec->sample_aspect_ratio;
+ sar = dec_ctx->sample_aspect_ratio;
ost->st->sample_aspect_ratio = codec->sample_aspect_ratio = sar;
ost->st->avg_frame_rate = ist->st->avg_frame_rate;
break;
case AVMEDIA_TYPE_SUBTITLE:
- codec->width = icodec->width;
- codec->height = icodec->height;
+ codec->width = dec_ctx->width;
+ codec->height = dec_ctx->height;
break;
case AVMEDIA_TYPE_DATA:
case AVMEDIA_TYPE_ATTACHMENT:
@@ -2671,10 +2671,10 @@ static int transcode_init(void)
av_get_pix_fmt_name(ost->filter->filter->inputs[0]->format));
codec->pix_fmt = ost->filter->filter->inputs[0]->format;
- if (!icodec ||
- codec->width != icodec->width ||
- codec->height != icodec->height ||
- codec->pix_fmt != icodec->pix_fmt) {
+ if (!dec_ctx ||
+ codec->width != dec_ctx->width ||
+ codec->height != dec_ctx->height ||
+ codec->pix_fmt != dec_ctx->pix_fmt) {
codec->bits_per_raw_sample = frame_bits_per_raw_sample;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-12 00:11:21 +0000