Cosmetics: rename enc -> dec in opt_input_file().

The variable refer to a *decoder* context, the old name was
misleading.

Originally committed as revision 24492 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2010-07-25 10:42:00 +00:00
parent e36a39066c
commit f7bd4a8ebd

View File

@ -3230,45 +3230,45 @@ static void opt_input_file(const char *filename)
/* update the current parameters so that they match the one of the input stream */
for(i=0;i<ic->nb_streams;i++) {
AVStream *st = ic->streams[i];
AVCodecContext *enc = st->codec;
avcodec_thread_init(enc, thread_count);
switch(enc->codec_type) {
AVCodecContext *dec = st->codec;
avcodec_thread_init(dec, thread_count);
switch (dec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
set_context_opts(enc, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
//fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
channel_layout = enc->channel_layout;
audio_channels = enc->channels;
audio_sample_rate = enc->sample_rate;
audio_sample_fmt = enc->sample_fmt;
set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
//fprintf(stderr, "\nInput Audio channels: %d", dec->channels);
channel_layout = dec->channel_layout;
audio_channels = dec->channels;
audio_sample_rate = dec->sample_rate;
audio_sample_fmt = dec->sample_fmt;
input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(audio_codec_name);
if(audio_disable)
st->discard= AVDISCARD_ALL;
break;
case AVMEDIA_TYPE_VIDEO:
set_context_opts(enc, avcodec_opts[AVMEDIA_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
frame_height = enc->height;
frame_width = enc->width;
set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
frame_height = dec->height;
frame_width = dec->width;
if(ic->streams[i]->sample_aspect_ratio.num)
frame_aspect_ratio=av_q2d(ic->streams[i]->sample_aspect_ratio);
else
frame_aspect_ratio=av_q2d(enc->sample_aspect_ratio);
frame_aspect_ratio *= (float) enc->width / enc->height;
frame_pix_fmt = enc->pix_fmt;
frame_aspect_ratio=av_q2d(dec->sample_aspect_ratio);
frame_aspect_ratio *= (float) dec->width / dec->height;
frame_pix_fmt = dec->pix_fmt;
rfps = ic->streams[i]->r_frame_rate.num;
rfps_base = ic->streams[i]->r_frame_rate.den;
if(enc->lowres) {
enc->flags |= CODEC_FLAG_EMU_EDGE;
frame_height >>= enc->lowres;
frame_width >>= enc->lowres;
if (dec->lowres) {
dec->flags |= CODEC_FLAG_EMU_EDGE;
frame_height >>= dec->lowres;
frame_width >>= dec->lowres;
}
if(me_threshold)
enc->debug |= FF_DEBUG_MV;
dec->debug |= FF_DEBUG_MV;
if (enc->time_base.den != rfps*enc->ticks_per_frame || enc->time_base.num != rfps_base) {
if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) {
if (verbose >= 0)
fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num,
(float)rfps / rfps_base, rfps, rfps_base);
}