[FFmpeg-cvslog] mtv: do not byteswap raw video in demuxer
Mans Rullgard
git at videolan.org
Wed May 16 02:30:34 CEST 2012
ffmpeg | branch: master | Mans Rullgard <mans at mansr.com> | Mon May 14 16:47:59 2012 +0100| [7c6d2406655ae44dd97e95253a2f2d5b27a1c449] | committer: Mans Rullgard
mtv: do not byteswap raw video in demuxer
Signed-off-by: Mans Rullgard <mans at mansr.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7c6d2406655ae44dd97e95253a2f2d5b27a1c449
---
libavformat/mtv.c | 16 +----------
tests/ref/fate/mtv | 80 ++++++++++++++++++++++++++--------------------------
2 files changed, 41 insertions(+), 55 deletions(-)
diff --git a/libavformat/mtv.c b/libavformat/mtv.c
index 2af9c2d..0d4a05c 100644
--- a/libavformat/mtv.c
+++ b/libavformat/mtv.c
@@ -130,7 +130,7 @@ static int mtv_read_header(AVFormatContext *s)
avpriv_set_pts_info(st, 64, 1, mtv->video_fps);
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = CODEC_ID_RAWVIDEO;
- st->codec->pix_fmt = PIX_FMT_RGB565;
+ st->codec->pix_fmt = PIX_FMT_RGB565BE;
st->codec->width = mtv->img_width;
st->codec->height = mtv->img_height;
st->codec->sample_rate = mtv->video_fps;
@@ -163,9 +163,6 @@ static int mtv_read_packet(AVFormatContext *s, AVPacket *pkt)
MTVDemuxContext *mtv = s->priv_data;
AVIOContext *pb = s->pb;
int ret;
-#if !HAVE_BIGENDIAN
- int i;
-#endif
if((avio_tell(pb) - s->data_offset + mtv->img_segment_size) % mtv->full_segment_size)
{
@@ -184,17 +181,6 @@ static int mtv_read_packet(AVFormatContext *s, AVPacket *pkt)
if(ret < 0)
return ret;
-#if !HAVE_BIGENDIAN
-
- /* pkt->data is GGGRRRR BBBBBGGG
- * and we need RRRRRGGG GGGBBBBB
- * for PIX_FMT_RGB565 so here we
- * just swap bytes as they come
- */
-
- for(i=0;i<mtv->img_segment_size/2;i++)
- *((uint16_t *)pkt->data+i) = av_bswap16(*((uint16_t *)pkt->data+i));
-#endif
pkt->stream_index = 0;
}
diff --git a/tests/ref/fate/mtv b/tests/ref/fate/mtv
index 2e88bd8..4f8f616 100644
--- a/tests/ref/fate/mtv
+++ b/tests/ref/fate/mtv
@@ -1,138 +1,138 @@
#tb 0: 1/16
#tb 1: 1/44100
-0, 0, 0, 1, 12288, 0x80398ebc
+0, 0, 0, 1, 12288, 0xc2258ebc
1, 0, 0, 1152, 417, 0xae1cc66a
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1, 2304, 2304, 1152, 418, 0x4e8ed05f
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+0, 2, 2, 1, 12288, 0xb3fe829c
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1, 10368, 10368, 1152, 418, 0xf8a8c2ff
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+0, 4, 4, 1, 12288, 0x95a08046
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1, 12672, 12672, 1152, 418, 0x65c0da12
-0, 5, 5, 1, 12288, 0x926c886b
+0, 5, 5, 1, 12288, 0xdb49886b
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1, 14976, 14976, 1152, 418, 0x8c6dd949
1, 16128, 16128, 1152, 418, 0x9094c02d
-0, 6, 6, 1, 12288, 0x926c886b
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1, 18432, 18432, 1152, 418, 0x935ccce7
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1, 20736, 20736, 1152, 418, 0x8922cd6c
1, 21888, 21888, 1152, 418, 0xe811c8f8
-0, 8, 8, 1, 12288, 0x926c886b
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1, 23040, 23040, 1152, 418, 0xb84adc72
1, 24192, 24192, 1152, 418, 0xa2bbc5f4
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1, 26496, 26496, 1152, 418, 0x89d1d014
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1, 29952, 29952, 1152, 418, 0xeb4ac61b
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1, 32256, 32256, 1152, 418, 0xa272d092
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1, 38016, 38016, 1152, 418, 0xe9a8cb8c
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+0, 14, 14, 1, 12288, 0xdb49886b
1, 39168, 39168, 1152, 418, 0x5834c300
1, 40320, 40320, 1152, 418, 0xa4b8cd3a
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-0, 39, 39, 1, 3584, 0xba46c435
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1, 108288, 108288, 1152, 418, 0x0d7cbef4
1, 109440, 109440, 1152, 294, 0x5e2b87c4
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