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media: venus: add helper to check supported codecs 

Adds a helper function to runtime check supported encoder and
decoder codecs depending on venus version and platform.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Stanimir Varbanov 2017-08-18 10:16:04 -04:00 committed by Mauro Carvalho Chehab
parent 5c2c165905
commit d8db57c26f
2 changed files with 50 additions and 0 deletions
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49
drivers/media/platform/qcom/venus/helpers.c
View File

@ -34,6 +34,55 @@ struct intbuf {
unsigned long attrs;
};
bool venus_helper_check_codec(struct venus_inst *inst, u32 v4l2_pixfmt)
{
struct venus_core *core = inst->core;
u32 session_type = inst->session_type;
u32 codec;
switch (v4l2_pixfmt) {
case V4L2_PIX_FMT_H264:
codec = HFI_VIDEO_CODEC_H264;
break;
case V4L2_PIX_FMT_H263:
codec = HFI_VIDEO_CODEC_H263;
break;
case V4L2_PIX_FMT_MPEG1:
codec = HFI_VIDEO_CODEC_MPEG1;
break;
case V4L2_PIX_FMT_MPEG2:
codec = HFI_VIDEO_CODEC_MPEG2;
break;
case V4L2_PIX_FMT_MPEG4:
codec = HFI_VIDEO_CODEC_MPEG4;
break;
case V4L2_PIX_FMT_VC1_ANNEX_G:
case V4L2_PIX_FMT_VC1_ANNEX_L:
codec = HFI_VIDEO_CODEC_VC1;
break;
case V4L2_PIX_FMT_VP8:
codec = HFI_VIDEO_CODEC_VP8;
break;
case V4L2_PIX_FMT_VP9:
codec = HFI_VIDEO_CODEC_VP9;
break;
case V4L2_PIX_FMT_XVID:
codec = HFI_VIDEO_CODEC_DIVX;
break;
default:
return false;
}
if (session_type == VIDC_SESSION_TYPE_ENC && core->enc_codecs & codec)
return true;
if (session_type == VIDC_SESSION_TYPE_DEC && core->dec_codecs & codec)
return true;
return false;
}
EXPORT_SYMBOL_GPL(venus_helper_check_codec);
static int intbufs_set_buffer(struct venus_inst *inst, u32 type)
{
struct venus_core *core = inst->core;

1
drivers/media/platform/qcom/venus/helpers.h
View File

@ -19,6 +19,7 @@
struct venus_inst;
bool venus_helper_check_codec(struct venus_inst *inst, u32 v4l2_pixfmt);
struct vb2_v4l2_buffer *venus_helper_find_buf(struct venus_inst *inst,
unsigned int type, u32 idx);
void venus_helper_buffers_done(struct venus_inst *inst,