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| author | Tim Redfern <tim@eclectronics.org> | 2013-12-29 12:19:38 +0000 |
|---|---|---|
| committer | Tim Redfern <tim@eclectronics.org> | 2013-12-29 12:19:38 +0000 |
| commit | f7813a5324be39d13ab536c245d15dfc602a7849 (patch) | |
| tree | fad99148b88823d34a5df2f0a25881a002eb291b /ffmpeg/libavcodec/vqavideo.c | |
| parent | b7a5a477b8ff4d4e3028b9dfb9a9df0a41463f92 (diff) | |
basic type mechanism working
Diffstat (limited to 'ffmpeg/libavcodec/vqavideo.c')
| -rw-r--r-- | ffmpeg/libavcodec/vqavideo.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/ffmpeg/libavcodec/vqavideo.c b/ffmpeg/libavcodec/vqavideo.c index a47e2db..9133855 100644 --- a/ffmpeg/libavcodec/vqavideo.c +++ b/ffmpeg/libavcodec/vqavideo.c @@ -134,8 +134,15 @@ static av_cold int vqa_decode_init(AVCodecContext *avctx) /* load up the VQA parameters from the header */ s->vqa_version = s->avctx->extradata[0]; - if (s->vqa_version < 1 || s->vqa_version > 3) { - av_log(s->avctx, AV_LOG_ERROR, "unsupported version %d\n", s->vqa_version); + switch (s->vqa_version) { + case 1: + case 2: + break; + case 3: + avpriv_report_missing_feature(avctx, "VQA Version %d", s->vqa_version); + return AVERROR_PATCHWELCOME; + default: + avpriv_request_sample(avctx, "VQA Version %i", s->vqa_version); return AVERROR_PATCHWELCOME; } s->width = AV_RL16(&s->avctx->extradata[6]); @@ -231,7 +238,7 @@ static int decode_format80(VqaContext *s, int src_size, /* 0x80 means that frame is finished */ if (opcode == 0x80) - return 0; + break; if (dest_index >= dest_size) { av_log(s->avctx, AV_LOG_ERROR, "decode_format80 problem: dest_index (%d) exceeded dest_size (%d)\n", @@ -296,9 +303,11 @@ static int decode_format80(VqaContext *s, int src_size, * codebook entry; it is not important for compressed codebooks because * not every entry needs to be filled */ if (check_size) - if (dest_index < dest_size) + if (dest_index < dest_size) { av_log(s->avctx, AV_LOG_ERROR, "decode_format80 problem: decode finished with dest_index (%d) < dest_size (%d)\n", dest_index, dest_size); + memset(dest + dest_index, 0, dest_size - dest_index); + } return 0; // let's display what we decoded anyway } @@ -628,6 +637,7 @@ static av_cold int vqa_decode_end(AVCodecContext *avctx) AVCodec ff_vqa_decoder = { .name = "vqavideo", + .long_name = NULL_IF_CONFIG_SMALL("Westwood Studios VQA (Vector Quantized Animation) video"), .type = AVMEDIA_TYPE_VIDEO, .id = AV_CODEC_ID_WS_VQA, .priv_data_size = sizeof(VqaContext), @@ -635,5 +645,4 @@ AVCodec ff_vqa_decoder = { .close = vqa_decode_end, .decode = vqa_decode_frame, .capabilities = CODEC_CAP_DR1, - .long_name = NULL_IF_CONFIG_SMALL("Westwood Studios VQA (Vector Quantized Animation) video"), }; |