Message ID | ME3PR01MB56246FF97C049257887E5368DA8A9@ME3PR01MB5624.ausprd01.prod.outlook.com |
---|---|
State | New |
Headers | show |
Series | [FFmpeg-devel] avcodec/mjpegdec: add support for decoding jpeg rgb file with subsampling | expand |
Context | Check | Description |
---|---|---|
andriy/configure_x86 | warning | Failed to apply patch |
On 3/25/23 22:13, Wang Chuan wrote: > Fixes ticket #10190 > > Signed-off-by: Wang Chuan <ouchuanm@outlook.com> > --- > libavcodec/mjpegdec.c | 21 +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > > diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c > index c833d66c4d..aa58f336d4 100644 > --- a/libavcodec/mjpegdec.c > +++ b/libavcodec/mjpegdec.c > @@ -574,6 +574,27 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s) > if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? > AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P; > else > goto unk_pixfmt; > + if (s->component_id[0] == 'R' && s->component_id[1] == 'G' > && s->component_id[2] == 'B') { > + if (s->bits <= 8) > + s->avctx->pix_fmt = AV_PIX_FMT_GBRP; > + else > + goto unk_pixfmt; > + if (pix_fmt_id == 0x22221100) { > + s->upscale_h[0] = s->upscale_v[0] = 0; > + s->upscale_h[1] = s->upscale_v[1] = 1; > + s->upscale_h[2] = s->upscale_v[2] = 0; > + } else if (pix_fmt_id == 0x22112200) { > + s->upscale_h[0] = s->upscale_v[0] = 1; > + s->upscale_h[1] = s->upscale_v[1] = 0; > + s->upscale_h[2] = s->upscale_v[2] = 0; > + } else if (pix_fmt_id == 0x11222200) { > + s->upscale_h[0] = s->upscale_v[0] = 0; > + s->upscale_h[1] = s->upscale_v[1] = 0; > + s->upscale_h[2] = s->upscale_v[2] = 1; > + } else { > + goto unk_pixfmt; > + } > + } > s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : > AVCOL_RANGE_JPEG; > break; > case 0x11000000: This doesn't work with progressive JPEGs, which still produce the "patches welcome" message. FWIW I already have a patch on the ML to fix this exact issue. - Leo Izen (thebombzen)
Ok, thx for your reminder:) I hadn't noticed your patch that time On 3/26/2023 7:28 PM, Leo Izen wrote: > On 3/25/23 22:13, Wang Chuan wrote: >> Fixes ticket #10190 >> >> Signed-off-by: Wang Chuan <ouchuanm@outlook.com> >> --- >> libavcodec/mjpegdec.c | 21 +++++++++++++++++++++ >> 1 file changed, 21 insertions(+) >> >> diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c >> index c833d66c4d..aa58f336d4 100644 >> --- a/libavcodec/mjpegdec.c >> +++ b/libavcodec/mjpegdec.c >> @@ -574,6 +574,27 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s) >> if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? >> AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P; >> else >> goto unk_pixfmt; >> + if (s->component_id[0] == 'R' && s->component_id[1] == >> 'G' && s->component_id[2] == 'B') { >> + if (s->bits <= 8) >> + s->avctx->pix_fmt = AV_PIX_FMT_GBRP; >> + else >> + goto unk_pixfmt; >> + if (pix_fmt_id == 0x22221100) { >> + s->upscale_h[0] = s->upscale_v[0] = 0; >> + s->upscale_h[1] = s->upscale_v[1] = 1; >> + s->upscale_h[2] = s->upscale_v[2] = 0; >> + } else if (pix_fmt_id == 0x22112200) { >> + s->upscale_h[0] = s->upscale_v[0] = 1; >> + s->upscale_h[1] = s->upscale_v[1] = 0; >> + s->upscale_h[2] = s->upscale_v[2] = 0; >> + } else if (pix_fmt_id == 0x11222200) { >> + s->upscale_h[0] = s->upscale_v[0] = 0; >> + s->upscale_h[1] = s->upscale_v[1] = 0; >> + s->upscale_h[2] = s->upscale_v[2] = 1; >> + } else { >> + goto unk_pixfmt; >> + } >> + } >> s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG >> : AVCOL_RANGE_JPEG; >> break; >> case 0x11000000: > > This doesn't work with progressive JPEGs, which still produce the > "patches welcome" message. > > FWIW I already have a patch on the ML to fix this exact issue. > > - Leo Izen (thebombzen) > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index c833d66c4d..aa58f336d4 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -574,6 +574,27 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s) if (s->bits <= 8) s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_YUVJ444P; else goto unk_pixfmt; + if (s->component_id[0] == 'R' && s->component_id[1] == 'G' && s->component_id[2] == 'B') { + if (s->bits <= 8) + s->avctx->pix_fmt = AV_PIX_FMT_GBRP; + else + goto unk_pixfmt; + if (pix_fmt_id == 0x22221100) { + s->upscale_h[0] = s->upscale_v[0] = 0; + s->upscale_h[1] = s->upscale_v[1] = 1; + s->upscale_h[2] = s->upscale_v[2] = 0; + } else if (pix_fmt_id == 0x22112200) { + s->upscale_h[0] = s->upscale_v[0] = 1; + s->upscale_h[1] = s->upscale_v[1] = 0; + s->upscale_h[2] = s->upscale_v[2] = 0; + } else if (pix_fmt_id == 0x11222200) { + s->upscale_h[0] = s->upscale_v[0] = 0; + s->upscale_h[1] = s->upscale_v[1] = 0; + s->upscale_h[2] = s->upscale_v[2] = 1; + } else { + goto unk_pixfmt; + } + } s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG :
Fixes ticket #10190 Signed-off-by: Wang Chuan <ouchuanm@outlook.com> --- libavcodec/mjpegdec.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) AVCOL_RANGE_JPEG; break; case 0x11000000: