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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-03-13 16:25:27 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-03-13 16:25:27 +0100 |
| commit | 3727cd5416788df8e4a54dbde903de858de7de7b (patch) | |
| tree | 9158be173ca4f7ab597ad86bdbc6d5c23b5464ba /libavformat/flvdec.c | |
| parent | 1df64d6c46ed522e74ebf082a0ea3f0dcadc1950 (diff) | |
| download | ffmpeg-3727cd5416788df8e4a54dbde903de858de7de7b.tar.gz | |
avformat/flvdec: add support for OnCaption
Diffstat (limited to 'libavformat/flvdec.c')
| -rw-r--r-- | libavformat/flvdec.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c index 0d8b3acf37..b625c787a5 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -546,7 +546,8 @@ static int amf_parse_object(AVFormatContext *s, AVStream *astream, } #define TYPE_ONTEXTDATA 1 -#define TYPE_UNKNOWN 2 +#define TYPE_ONCAPTION 2 +#define TYPE_UNKNOWN 9 static int flv_read_metabody(AVFormatContext *s, int64_t next_pos) { @@ -573,6 +574,9 @@ static int flv_read_metabody(AVFormatContext *s, int64_t next_pos) if (!strcmp(buffer, "onTextData")) return TYPE_ONTEXTDATA; + if (!strcmp(buffer, "onCaption")) + return TYPE_ONCAPTION; + if (strcmp(buffer, "onMetaData") && strcmp(buffer, "onCuePoint")) return TYPE_UNKNOWN; @@ -717,8 +721,11 @@ static int flv_data_packet(AVFormatContext *s, AVPacket *pkt, char buf[20]; int ret = AVERROR_INVALIDDATA; int i, length = -1; + int array = 0; switch (avio_r8(pb)) { + case AMF_DATA_TYPE_ARRAY: + array = 1; case AMF_DATA_TYPE_MIXEDARRAY: avio_seek(pb, 4, SEEK_CUR); case AMF_DATA_TYPE_OBJECT: @@ -727,9 +734,9 @@ static int flv_data_packet(AVFormatContext *s, AVPacket *pkt, goto skip; } - while ((ret = amf_get_string(pb, buf, sizeof(buf))) > 0) { + while (array || (ret = amf_get_string(pb, buf, sizeof(buf))) > 0) { AMFDataType type = avio_r8(pb); - if (type == AMF_DATA_TYPE_STRING && !strcmp(buf, "text")) { + if (type == AMF_DATA_TYPE_STRING && (array || !strcmp(buf, "text"))) { length = avio_rb16(pb); ret = av_get_packet(pb, pkt, length); if (ret < 0) @@ -839,6 +846,8 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt) } else if (type == TYPE_ONTEXTDATA) { avpriv_request_sample(s, "OnTextData packet"); return flv_data_packet(s, pkt, dts, next); + } else if (type == TYPE_ONCAPTION) { + return flv_data_packet(s, pkt, dts, next); } avio_seek(s->pb, meta_pos, SEEK_SET); } @@ -955,6 +964,8 @@ retry_duration: } } else if (stream_type == FLV_STREAM_TYPE_VIDEO) { size -= flv_set_video_codec(s, st, flags & FLV_VIDEO_CODECID_MASK, 1); + } else if (stream_type == FLV_STREAM_TYPE_DATA) { + st->codec->codec_id = AV_CODEC_ID_TEXT; } if (st->codec->codec_id == AV_CODEC_ID_AAC || |