generic-library/ffmpeg
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Merge remote-tracking branch 'qatar/master'

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* qatar/master:
  ARM: allow runtime masking of CPU features
  dsputil: remove unused functions
  mov: Treat keyframe indexes as 1-origin if starting at non-zero.
  mov: Take stps entries into consideration also about key_off.
  Remove lowres video decoding

Conflicts:
	ffmpeg.c
	ffplay.c
	libavcodec/arm/vp8dsp_init_arm.c
	libavcodec/libopenjpegdec.c
	libavcodec/mjpegdec.c
	libavcodec/mpegvideo.c
	libavcodec/utils.c
	libavformat/mov.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2012-04-22 22:26:42 +02:00
parent 2e07f42957 d526c5338d
commit 92ef4be4ab
52 changed files with 219 additions and 841 deletions
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25
libavcodec/mjpegdec.c
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@@ -941,21 +941,6 @@ static int ljpeg_decode_yuv_scan(MJpegDecodeContext *s, int predictor,
return 0;
}
static av_always_inline void mjpeg_copy_block(uint8_t *dst, const uint8_t *src,
int linesize, int lowres)
{
switch (lowres) {
case 0: copy_block8(dst, src, linesize, linesize, 8);
break;
case 1: copy_block4(dst, src, linesize, linesize, 4);
break;
case 2: copy_block2(dst, src, linesize, linesize, 2);
break;
case 3: *dst = *src;
break;
}
}
static int mjpeg_decode_scan(MJpegDecodeContext *s, int nb_components, int Ah,
int Al, const uint8_t *mb_bitmask,
const AVFrame *reference)
@@ -1018,16 +1003,16 @@ static int mjpeg_decode_scan(MJpegDecodeContext *s, int nb_components, int Ah,
x = 0;
y = 0;
for (j = 0; j < n; j++) {
block_offset = (((linesize[c] * (v * mb_y + y) * 8) +
(h * mb_x + x) * 8) >> s->avctx->lowres);
block_offset = ((linesize[c] * (v * mb_y + y) * 8) +
(h * mb_x + x) * 8);
if (s->interlaced && s->bottom_field)
block_offset += linesize[c] >> 1;
ptr = data[c] + block_offset;
if (!s->progressive) {
if (copy_mb)
mjpeg_copy_block(ptr, reference_data[c] + block_offset,
linesize[c], s->avctx->lowres);
copy_block8(ptr, reference_data[c] + block_offset,
linesize[c], linesize[c], 8);
else {
s->dsp.clear_block(s->block);
if (decode_block(s, s->block, i,
@@ -1829,7 +1814,6 @@ AVCodec ff_mjpeg_decoder = {
.close = ff_mjpeg_decode_end,
.decode = ff_mjpeg_decode_frame,
.capabilities = CODEC_CAP_DR1,
.max_lowres = 3,
.long_name = NULL_IF_CONFIG_SMALL("MJPEG (Motion JPEG)"),
.priv_class = &mjpegdec_class,
};
@@ -1843,6 +1827,5 @@ AVCodec ff_thp_decoder = {
.close = ff_mjpeg_decode_end,
.decode = ff_mjpeg_decode_frame,
.capabilities = CODEC_CAP_DR1,
.max_lowres = 3,
.long_name = NULL_IF_CONFIG_SMALL("Nintendo Gamecube THP video"),
};