virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-11-26 19:01:44 +02:00
Code Issues Releases Activity

j2kdec: profile code from jpeg2000

Browse Source 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-05-26 18:47:53 +02:00
parent 726eac1df9
commit a2daf929ed
1 changed files with 11 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
libavcodec/j2kdec.c
View File

@ -146,7 +146,7 @@ static int get_siz(Jpeg2000DecoderContext *s)
if (bytestream2_get_bytes_left(&s->g) < 36)
return AVERROR(EINVAL);
bytestream2_get_be16u(&s->g); // Rsiz
s->avctx->profile = bytestream2_get_be16u(&s->g); // Rsiz
s->width = bytestream2_get_be32u(&s->g); // Width
s->height = bytestream2_get_be32u(&s->g); // Height
s->image_offset_x = bytestream2_get_be32u(&s->g); // X0Siz
@ -1022,6 +1022,15 @@ static void jpeg2000_init_static_data(AVCodec *codec)
ff_jpeg2000_init_tier1_luts();
}
static const AVProfile profiles[] = {
{ FF_PROFILE_JPEG2000_CSTREAM_RESTRICTION_0, "JPEG 2000 codestream restriction 0" },
{ FF_PROFILE_JPEG2000_CSTREAM_RESTRICTION_1, "JPEG 2000 codestream restriction 1" },
{ FF_PROFILE_JPEG2000_CSTREAM_NO_RESTRICTION, "JPEG 2000 no codestream restrictions" },
{ FF_PROFILE_JPEG2000_DCINEMA_2K, "JPEG 2000 digital cinema 2K" },
{ FF_PROFILE_JPEG2000_DCINEMA_4K, "JPEG 2000 digital cinema 4K" },
{ FF_PROFILE_UNKNOWN },
};
AVCodec ff_j2k_decoder = {
.name = "j2k",
.long_name = NULL_IF_CONFIG_SMALL("JPEG 2000"),
@ -1031,4 +1040,5 @@ AVCodec ff_j2k_decoder = {
.priv_data_size = sizeof(Jpeg2000DecoderContext),
.init_static_data = jpeg2000_init_static_data,
.decode = decode_frame,
.profiles = NULL_IF_CONFIG_SMALL(profiles)
};