openharmony/third_party_ffmpeg
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Use the new avcodec_decode_* API.

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Patch by Thilo Borgmann th_lo.borgm_n_@goog_email.co_.

Originally committed as revision 18417 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Thilo Borgmann 2009-04-10 12:53:22 +00:00 committed by Stefano Sabatini
parent ed54ae08b8
commit ede0e47507
1 changed files with 24 additions and 22 deletions
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46
ffmpeg.c
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@ -1174,8 +1174,7 @@ static int output_packet(AVInputStream *ist, int ist_index,
{
AVFormatContext *os;
AVOutputStream *ost;
uint8_t *ptr;
int len, ret, i;
int ret, i;
uint8_t *data_buf;
int data_size, got_picture;
AVFrame picture;
@ -1184,29 +1183,32 @@ static int output_packet(AVInputStream *ist, int ist_index,
static short *samples= NULL;
AVSubtitle subtitle, *subtitle_to_free;
int got_subtitle;
AVPacket avpkt;
av_init_packet(&avpkt);
if(ist->next_pts == AV_NOPTS_VALUE)
ist->next_pts= ist->pts;
if (pkt == NULL) {
/* EOF handling */
ptr = NULL;
len = 0;
avpkt.data = NULL;
avpkt.size = 0;
goto handle_eof;
}
if(pkt->dts != AV_NOPTS_VALUE)
ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
len = pkt->size;
ptr = pkt->data;
avpkt.size = pkt->size;
avpkt.data = pkt->data;
//while we have more to decode or while the decoder did output something on EOF
while (len > 0 || (!pkt && ist->next_pts != ist->pts)) {
while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
handle_eof:
ist->pts= ist->next_pts;
if(len && len != pkt->size && verbose>0)
if(avpkt.size && avpkt.size != pkt->size && verbose>0)
fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
/* decode the packet if needed */
@ -1224,12 +1226,12 @@ static int output_packet(AVInputStream *ist, int ist_index,
data_size= samples_size;
/* XXX: could avoid copy if PCM 16 bits with same
endianness as CPU */
ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
ptr, len);
ret = avcodec_decode_audio3(ist->st->codec, samples, &data_size,
&avpkt);
if (ret < 0)
goto fail_decode;
ptr += ret;
len -= ret;
avpkt.data += ret;
avpkt.size -= ret;
/* Some bug in mpeg audio decoder gives */
/* data_size < 0, it seems they are overflows */
if (data_size <= 0) {
@ -1245,8 +1247,8 @@ static int output_packet(AVInputStream *ist, int ist_index,
/* XXX: allocate picture correctly */
avcodec_get_frame_defaults(&picture);
ret = avcodec_decode_video(ist->st->codec,
&picture, &got_picture, ptr, len);
ret = avcodec_decode_video2(ist->st->codec,
&picture, &got_picture, &avpkt);
ist->st->quality= picture.quality;
if (ret < 0)
goto fail_decode;
@ -1260,18 +1262,18 @@ static int output_packet(AVInputStream *ist, int ist_index,
ist->st->codec->time_base.num * ticks) /
ist->st->codec->time_base.den;
}
len = 0;
avpkt.size = 0;
break;
case CODEC_TYPE_SUBTITLE:
ret = avcodec_decode_subtitle(ist->st->codec,
&subtitle, &got_subtitle, ptr, len);
ret = avcodec_decode_subtitle2(ist->st->codec,
&subtitle, &got_subtitle, &avpkt);
if (ret < 0)
goto fail_decode;
if (!got_subtitle) {
goto discard_packet;
}
subtitle_to_free = &subtitle;
len = 0;
avpkt.size = 0;
break;
default:
goto fail_decode;
@ -1291,10 +1293,10 @@ static int output_packet(AVInputStream *ist, int ist_index,
}
break;
}
data_buf = ptr;
data_size = len;
ret = len;
len = 0;
data_buf = avpkt.data;
data_size = avpkt.size;
ret = avpkt.size;
avpkt.size = 0;
}
buffer_to_free = NULL;