diff options
| author | Anton Khirnov <anton@khirnov.net> | 2012-11-21 21:34:46 +0100 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2013-03-08 07:38:30 +0100 |
| commit | 759001c534287a96dc96d1e274665feb7059145d (patch) | |
| tree | 6ace9560c20aa30db92067c5b45d7bd86e458d10 /libavcodec/qdrw.c | |
| parent | 6e7b50b4270116ded8b874d76cb7c5b1a0341827 (diff) | |
lavc decoders: work with refcounted frames.
Diffstat (limited to 'libavcodec/qdrw.c')
| -rw-r--r-- | libavcodec/qdrw.c | 36 |
1 files changed, 6 insertions, 30 deletions
diff --git a/libavcodec/qdrw.c b/libavcodec/qdrw.c index 78ceca69ac..0dc72d0daa 100644 --- a/libavcodec/qdrw.c +++ b/libavcodec/qdrw.c @@ -29,11 +29,6 @@ #include "avcodec.h" #include "internal.h" -typedef struct QdrawContext { - AVCodecContext *avctx; - AVFrame pic; -} QdrawContext; - static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) @@ -41,26 +36,21 @@ static int decode_frame(AVCodecContext *avctx, const uint8_t *buf = avpkt->data; const uint8_t *buf_end = avpkt->data + avpkt->size; int buf_size = avpkt->size; - QdrawContext * const a = avctx->priv_data; - AVFrame * const p = &a->pic; + AVFrame * const p = data; uint8_t* outdata; int colors; int i, ret; uint32_t *pal; int r, g, b; - if (p->data[0]) - avctx->release_buffer(avctx, p); - - p->reference = 0; - if ((ret = ff_get_buffer(avctx, p)) < 0) { + if ((ret = ff_get_buffer(avctx, p, 0)) < 0) { av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); return ret; } p->pict_type = AV_PICTURE_TYPE_I; p->key_frame = 1; - outdata = a->pic.data[0]; + outdata = p->data[0]; if (buf_end - buf < 0x68 + 4) return AVERROR_INVALIDDATA; @@ -118,14 +108,14 @@ static int decode_frame(AVCodecContext *avctx, code = *buf++; if (code & 0x80 ) { /* run */ pix = *buf++; - if ((out + (257 - code)) > (outdata + a->pic.linesize[0])) + if ((out + (257 - code)) > (outdata + p->linesize[0])) break; memset(out, pix, 257 - code); out += 257 - code; tsize += 257 - code; left -= 2; } else { /* copy */ - if ((out + code) > (outdata + a->pic.linesize[0])) + if ((out + code) > (outdata + p->linesize[0])) break; if (buf_end - buf < code + 1) return AVERROR_INVALIDDATA; @@ -137,11 +127,10 @@ static int decode_frame(AVCodecContext *avctx, } } buf = next; - outdata += a->pic.linesize[0]; + outdata += p->linesize[0]; } *got_frame = 1; - *(AVFrame*)data = a->pic; return buf_size; } @@ -153,24 +142,11 @@ static av_cold int decode_init(AVCodecContext *avctx) return 0; } -static av_cold int decode_end(AVCodecContext *avctx) -{ - QdrawContext * const a = avctx->priv_data; - AVFrame *pic = &a->pic; - - if (pic->data[0]) - avctx->release_buffer(avctx, pic); - - return 0; -} - AVCodec ff_qdraw_decoder = { .name = "qdraw", .type = AVMEDIA_TYPE_VIDEO, .id = AV_CODEC_ID_QDRAW, - .priv_data_size = sizeof(QdrawContext), .init = decode_init, - .close = decode_end, .decode = decode_frame, .capabilities = CODEC_CAP_DR1, .long_name = NULL_IF_CONFIG_SMALL("Apple QuickDraw"), |