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libs: utils_h264: Extend LevelLimit table with MinCR field

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Add MinCR(Minimum Compression Ratio) field to GstVaapiH264LevelLimits
based on Annex A.3

https://bugzilla.gnome.org/show_bug.cgi?id=784590
This commit is contained in:
Sreerenj Balachandran 2017-07-05 17:13:44 -07:00 committed by Víctor Manuel Jáquez Leal
parent 777bba473e
commit f775bbfe07
2 changed files with 20 additions and 18 deletions
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36
gst-libs/gst/vaapi/gstvaapiutils_h264.c
View file

@ -76,24 +76,24 @@ static const struct map gst_vaapi_h264_level_map[] = {
/* Table A-1 - Level limits */
/* *INDENT-OFF* */
static const GstVaapiH264LevelLimits gst_vaapi_h264_level_limits[] = {
/* level idc MaxMBPS MaxFS MaxDpbMbs MaxBR MaxCPB */
{ GST_VAAPI_LEVEL_H264_L1, 10, 1485, 99, 396, 64, 175 },
{ GST_VAAPI_LEVEL_H264_L1b, 11, 1485, 99, 396, 128, 350 },
{ GST_VAAPI_LEVEL_H264_L1_1, 11, 3000, 396, 900, 192, 500 },
{ GST_VAAPI_LEVEL_H264_L1_2, 12, 6000, 396, 2376, 384, 1000 },
{ GST_VAAPI_LEVEL_H264_L1_3, 13, 11880, 396, 2376, 768, 2000 },
{ GST_VAAPI_LEVEL_H264_L2, 20, 11880, 396, 2376, 2000, 2000 },
{ GST_VAAPI_LEVEL_H264_L2_1, 21, 19800, 792, 4752, 4000, 4000 },
{ GST_VAAPI_LEVEL_H264_L2_2, 22, 20250, 1620, 8100, 4000, 4000 },
{ GST_VAAPI_LEVEL_H264_L3, 30, 40500, 1620, 8100, 10000, 10000 },
{ GST_VAAPI_LEVEL_H264_L3_1, 31, 108000, 3600, 18000, 14000, 14000 },
{ GST_VAAPI_LEVEL_H264_L3_2, 32, 216000, 5120, 20480, 20000, 20000 },
{ GST_VAAPI_LEVEL_H264_L4, 40, 245760, 8192, 32768, 20000, 25000 },
{ GST_VAAPI_LEVEL_H264_L4_1, 41, 245760, 8192, 32768, 50000, 62500 },
{ GST_VAAPI_LEVEL_H264_L4_2, 42, 522240, 8704, 34816, 50000, 62500 },
{ GST_VAAPI_LEVEL_H264_L5, 50, 589824, 22080, 110400, 135000, 135000 },
{ GST_VAAPI_LEVEL_H264_L5_1, 51, 983040, 36864, 184320, 240000, 240000 },
{ GST_VAAPI_LEVEL_H264_L5_2, 52, 2073600, 36864, 184320, 240000, 240000 },
/* level idc MaxMBPS MaxFS MaxDpbMbs MaxBR MaxCPB MinCr */
{ GST_VAAPI_LEVEL_H264_L1, 10, 1485, 99, 396, 64, 175, 2 },
{ GST_VAAPI_LEVEL_H264_L1b, 11, 1485, 99, 396, 128, 350, 2 },
{ GST_VAAPI_LEVEL_H264_L1_1, 11, 3000, 396, 900, 192, 500, 2 },
{ GST_VAAPI_LEVEL_H264_L1_2, 12, 6000, 396, 2376, 384, 1000, 2 },
{ GST_VAAPI_LEVEL_H264_L1_3, 13, 11880, 396, 2376, 768, 2000, 2 },
{ GST_VAAPI_LEVEL_H264_L2, 20, 11880, 396, 2376, 2000, 2000, 2 },
{ GST_VAAPI_LEVEL_H264_L2_1, 21, 19800, 792, 4752, 4000, 4000, 2 },
{ GST_VAAPI_LEVEL_H264_L2_2, 22, 20250, 1620, 8100, 4000, 4000, 2 },
{ GST_VAAPI_LEVEL_H264_L3, 30, 40500, 1620, 8100, 10000, 10000, 2 },
{ GST_VAAPI_LEVEL_H264_L3_1, 31, 108000, 3600, 18000, 14000, 14000, 4 },
{ GST_VAAPI_LEVEL_H264_L3_2, 32, 216000, 5120, 20480, 20000, 20000, 4 },
{ GST_VAAPI_LEVEL_H264_L4, 40, 245760, 8192, 32768, 20000, 25000, 4 },
{ GST_VAAPI_LEVEL_H264_L4_1, 41, 245760, 8192, 32768, 50000, 62500, 2 },
{ GST_VAAPI_LEVEL_H264_L4_2, 42, 522240, 8704, 34816, 50000, 62500, 2 },
{ GST_VAAPI_LEVEL_H264_L5, 50, 589824, 22080, 110400, 135000, 135000, 2 },
{ GST_VAAPI_LEVEL_H264_L5_1, 51, 983040, 36864, 184320, 240000, 240000, 2 },
{ GST_VAAPI_LEVEL_H264_L5_2, 52, 2073600, 36864, 184320, 240000, 240000, 2 },
{ 0, }
};
/* *INDENT-ON* */

2
gst-libs/gst/vaapi/gstvaapiutils_h264_priv.h
View file

@ -37,6 +37,7 @@ G_BEGIN_DECLS
* @MaxDpbMbs: the maxium decoded picture buffer size (MBs)
* @MaxBR: the maximum video bit rate (kbps)
* @MaxCPB: the maximum CPB size (kbits)
* @MinCR: the minimum Compression Ratio
*
* The data structure that describes the limits of an H.264 level.
*/
@ -48,6 +49,7 @@ typedef struct {
guint32 MaxDpbMbs;
guint32 MaxBR;
guint32 MaxCPB;
guint32 MinCR;
} GstVaapiH264LevelLimits;
/* Returns GstVaapiProfile from H.264 profile_idc value */