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@ -245,6 +245,42 @@ static const MXFDataDefinitionUL *mxf_get_data_definition_ul(enum CodecType type |
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return uls; |
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} |
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static int mxf_write_essence_container_refs(AVFormatContext *s, int write) |
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{ |
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ByteIOContext *pb = s->pb; |
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AVStream *st; |
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int i, count = 0, j = 0; |
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const MXFCodecUL *codec_ul; |
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int essence_container_ul_sign[sizeof(ff_mxf_essence_container_uls) / sizeof(MXFCodecUL)] = { 0 }; |
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for (codec_ul = ff_mxf_essence_container_uls; codec_ul->id; codec_ul++) { |
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for (i = 0; i < s->nb_streams; i++) { |
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st = s->streams[i]; |
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if (st->codec->codec_id == codec_ul->id) { |
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essence_container_ul_sign[count] = j; |
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count++; |
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break; |
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} |
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} |
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j++; |
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// considering WAV/AES3 frame wrapped, when get the first CODEC_ID_PCM_S16LE, break;
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// this is a temporary method, when we can get more information, modofy this.
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if (codec_ul->id == CODEC_ID_PCM_S16LE) |
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break; |
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} |
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if (write) { |
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mxf_write_refs_count(pb, count); |
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for (i = 0; i < count; i++) { |
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put_buffer(pb, ff_mxf_essence_container_uls[essence_container_ul_sign[i]].uid, 16); |
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} |
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av_log(s,AV_LOG_DEBUG, "essence container count:%d\n", count); |
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for (i = 0; i < count; i++) |
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PRINT_KEY(s, "essence container ul:\n", ff_mxf_essence_container_uls[essence_container_ul_sign[i]].uid); |
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} |
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return count; |
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} |
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static void mxf_write_preface(AVFormatContext *s) |
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{ |
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MXFContext *mxf = s->priv_data; |
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