summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorPaul B Mahol <onemda@gmail.com>2016-03-25 14:33:15 +0100
committerPaul B Mahol <onemda@gmail.com>2016-03-25 22:00:52 +0100
commit585cfabb799d510780db673bd9012a968e29aaed (patch)
treec5e36d3239b353706a1eb68981e3aede68d527be
parente2298b3fccde6aeaacf97912e4f2afe2d3548e00 (diff)
avcodec/jpeg2000dec: add slice threading support
Signed-off-by: Paul B Mahol <onemda@gmail.com>
-rw-r--r--libavcodec/jpeg2000dec.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
index 962b7bc79c..e9f5f51af3 100644
--- a/libavcodec/jpeg2000dec.c
+++ b/libavcodec/jpeg2000dec.c
@@ -1755,9 +1755,12 @@ WRITE_FRAME(16, uint16_t)
#undef WRITE_FRAME
-static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
- AVFrame *picture)
+static int jpeg2000_decode_tile(AVCodecContext *avctx, void *td,
+ int jobnr, int threadnr)
{
+ Jpeg2000DecoderContext *s = avctx->priv_data;
+ AVFrame *picture = td;
+ Jpeg2000Tile *tile = s->tile + jobnr;
int x;
tile_codeblocks(s, tile);
@@ -2067,7 +2070,7 @@ static int jpeg2000_decode_frame(AVCodecContext *avctx, void *data,
Jpeg2000DecoderContext *s = avctx->priv_data;
ThreadFrame frame = { .f = data };
AVFrame *picture = data;
- int tileno, ret;
+ int ret;
s->avctx = avctx;
bytestream2_init(&s->g, avpkt->data, avpkt->size);
@@ -2114,9 +2117,7 @@ static int jpeg2000_decode_frame(AVCodecContext *avctx, void *data,
if (ret = jpeg2000_read_bitstream_packets(s))
goto end;
- for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++)
- if (ret = jpeg2000_decode_tile(s, s->tile + tileno, picture))
- goto end;
+ avctx->execute2(avctx, jpeg2000_decode_tile, picture, NULL, s->numXtiles * s->numYtiles);
jpeg2000_dec_cleanup(s);
@@ -2159,7 +2160,7 @@ AVCodec ff_jpeg2000_decoder = {
.long_name = NULL_IF_CONFIG_SMALL("JPEG 2000"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_JPEG2000,
- .capabilities = AV_CODEC_CAP_FRAME_THREADS | AV_CODEC_CAP_DR1,
+ .capabilities = AV_CODEC_CAP_SLICE_THREADS | AV_CODEC_CAP_FRAME_THREADS | AV_CODEC_CAP_DR1,
.priv_data_size = sizeof(Jpeg2000DecoderContext),
.init_static_data = jpeg2000_init_static_data,
.init = jpeg2000_decode_init,