From 656b07b5a9698c5f5a244f334a2a9852cfbbd01c Mon Sep 17 00:00:00 2001 From: wm4 Date: Tue, 22 Mar 2016 19:09:57 +0100 Subject: [PATCH] lavf: use new decode API From Libav commit 8bc4accc37ab047d2fd85d672c577b39dfc918e1, with additional code for decoding subtitles (not present in Libav). Signed-off-by: Anton Khirnov --- libavformat/utils.c | 30 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/libavformat/utils.c b/libavformat/utils.c index 566c7b811d..72396af97f 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -2891,27 +2891,27 @@ static int try_decode_frame(AVFormatContext *s, AVStream *st, AVPacket *avpkt, (!st->codec_info_nb_frames && (avctx->codec->capabilities & AV_CODEC_CAP_CHANNEL_CONF)))) { got_picture = 0; - switch (avctx->codec_type) { - case AVMEDIA_TYPE_VIDEO: - ret = avcodec_decode_video2(avctx, frame, - &got_picture, &pkt); - break; - case AVMEDIA_TYPE_AUDIO: - ret = avcodec_decode_audio4(avctx, frame, &got_picture, &pkt); - break; - case AVMEDIA_TYPE_SUBTITLE: + if (avctx->codec_type == AVMEDIA_TYPE_VIDEO || + avctx->codec_type == AVMEDIA_TYPE_AUDIO) { + ret = avcodec_send_packet(avctx, &pkt); + if (ret < 0 && ret != AVERROR(EAGAIN) && ret != AVERROR_EOF) + break; + if (ret >= 0) + pkt.size = 0; + ret = avcodec_receive_frame(avctx, frame); + if (ret >= 0) + got_picture = 1; + if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF) + ret = 0; + } else if (avctx->codec_type == AVMEDIA_TYPE_SUBTITLE) { ret = avcodec_decode_subtitle2(avctx, &subtitle, &got_picture, &pkt); - ret = pkt.size; - break; - default: - break; + if (ret >= 0) + pkt.size = 0; } if (ret >= 0) { if (got_picture) st->nb_decoded_frames++; - pkt.data += ret; - pkt.size -= ret; ret = got_picture; } }