static uint8_t *audio_out;
static unsigned int allocated_audio_out_size, allocated_audio_buf_size;
-static short *samples;
+static void *samples;
#define DEFAULT_PASS_LOGFILENAME_PREFIX "av2pass"
{
AVFormatContext *os;
OutputStream *ost;
- int ret, i;
+ int ret = 0, i;
int got_output;
- AVFrame picture;
void *buffer_to_free = NULL;
static unsigned int samples_size= 0;
AVSubtitle subtitle, *subtitle_to_free;
while (avpkt.size > 0 || (!pkt && got_output)) {
uint8_t *data_buf, *decoded_data_buf;
int data_size, decoded_data_size;
+ AVFrame *decoded_frame, *filtered_frame;
handle_eof:
ist->pts= ist->next_pts;
ist->showed_multi_packet_warning=1;
/* decode the packet if needed */
+ decoded_frame = filtered_frame = NULL;
decoded_data_buf = NULL; /* fail safe */
decoded_data_size= 0;
data_buf = avpkt.data;
if (ist->decoding_needed) {
switch(ist->st->codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:{
- if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
- samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
+ if(pkt && samples_size < FFMAX(pkt->size * bps, AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
+ samples_size = FFMAX(pkt->size * bps, AVCODEC_MAX_AUDIO_FRAME_SIZE);
av_free(samples);
samples= av_malloc(samples_size);
}
break;}
case AVMEDIA_TYPE_VIDEO:
decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
- /* XXX: allocate picture correctly */
- avcodec_get_frame_defaults(&picture);
+ if (!(decoded_frame = avcodec_alloc_frame()))
+ return AVERROR(ENOMEM);
avpkt.pts = pkt_pts;
avpkt.dts = ist->pts;
pkt_pts = AV_NOPTS_VALUE;
ret = avcodec_decode_video2(ist->st->codec,
- &picture, &got_output, &avpkt);
- quality = same_quant ? picture.quality : 0;
+ decoded_frame, &got_output, &avpkt);
+ quality = same_quant ? decoded_frame->quality : 0;
if (ret < 0)
- return ret;
+ goto fail;
if (!got_output) {
/* no picture yet */
+ av_freep(&decoded_frame);
goto discard_packet;
}
- ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts);
+ ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, decoded_frame->pkt_pts,
+ decoded_frame->pkt_dts);
if (ist->st->codec->time_base.num != 0) {
int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
ist->next_pts += ((int64_t)AV_TIME_BASE *
}
avpkt.size = 0;
buffer_to_free = NULL;
- pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
+ pre_process_video_frame(ist, (AVPicture *)decoded_frame, &buffer_to_free);
break;
case AVMEDIA_TYPE_SUBTITLE:
ret = avcodec_decode_subtitle2(ist->st->codec,
// preprocess audio (volume)
if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
if (audio_volume != 256) {
+ switch (ist->st->codec->sample_fmt) {
+ case AV_SAMPLE_FMT_U8:
+ {
+ uint8_t *volp = samples;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ int v = (((*volp - 128) * audio_volume + 128) >> 8) + 128;
+ *volp++ = av_clip_uint8(v);
+ }
+ break;
+ }
+ case AV_SAMPLE_FMT_S16:
+ {
short *volp;
volp = samples;
for(i=0;i<(decoded_data_size / sizeof(short));i++) {
int v = ((*volp) * audio_volume + 128) >> 8;
*volp++ = av_clip_int16(v);
}
+ break;
+ }
+ case AV_SAMPLE_FMT_S32:
+ {
+ int32_t *volp = samples;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ int64_t v = (((int64_t)*volp * audio_volume + 128) >> 8);
+ *volp++ = av_clipl_int32(v);
+ }
+ break;
+ }
+ case AV_SAMPLE_FMT_FLT:
+ {
+ float *volp = samples;
+ float scale = audio_volume / 256.f;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ *volp++ *= scale;
+ }
+ break;
+ }
+ case AV_SAMPLE_FMT_DBL:
+ {
+ double *volp = samples;
+ double scale = audio_volume / 256.;
+ for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
+ *volp++ *= scale;
+ }
+ break;
+ }
+ default:
+ av_log(NULL, AV_LOG_FATAL,
+ "Audio volume adjustment on sample format %s is not supported.\n",
+ av_get_sample_fmt_name(ist->st->codec->sample_fmt));
+ exit_program(1);
+ }
}
}
sar = ist->st->sample_aspect_ratio;
else
sar = ist->st->codec->sample_aspect_ratio;
- av_vsrc_buffer_add_frame(ost->input_video_filter, &picture, ist->pts, sar);
+ av_vsrc_buffer_add_frame(ost->input_video_filter, decoded_frame, ist->pts, sar);
+ if (!(filtered_frame = avcodec_alloc_frame())) {
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
}
frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
!ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
while (frame_available) {
AVRational ist_pts_tb;
if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
- get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb);
+ get_filtered_video_frame(ost->output_video_filter, filtered_frame, &ost->picref, &ist_pts_tb);
if (ost->picref)
ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
+#else
+ filtered_frame = decoded_frame;
#endif
os = output_files[ost->file_index].ctx;
if (ost->picref->video && !ost->frame_aspect_ratio)
ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
#endif
- do_video_out(os, ost, ist, &picture, &frame_size,
+ do_video_out(os, ost, ist, filtered_frame, &frame_size,
same_quant ? quality : ost->st->codec->global_quality);
if (vstats_filename && frame_size)
do_video_stats(os, ost, frame_size);
if (ost->picref)
avfilter_unref_buffer(ost->picref);
}
+ av_freep(&filtered_frame);
#endif
}
+fail:
av_free(buffer_to_free);
/* XXX: allocate the subtitles in the codec ? */
if (subtitle_to_free) {
avsubtitle_free(subtitle_to_free);
subtitle_to_free = NULL;
}
+ av_freep(&decoded_frame);
+ if (ret < 0)
+ return ret;
}
discard_packet:
projects / ffmpeg / blobdiff