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Subject[PATCH v1 2/5] media: venus: dynamically configure codec type
Date
- currently video decoder instance is hardcoded to H.264 video format.
- this change enables video decoder dynamically configure to
any supported video format.

Signed-off-by: Srinu Gorle <sgorle@codeaurora.org>
---
drivers/media/platform/qcom/venus/helpers.c | 51 ++++++++++++++---------------
drivers/media/platform/qcom/venus/helpers.h | 1 +
drivers/media/platform/qcom/venus/vdec.c | 2 ++
3 files changed, 27 insertions(+), 27 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index 822a853..c82dbac 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c
@@ -36,47 +36,44 @@ struct intbuf {
unsigned long attrs;
};

-bool venus_helper_check_codec(struct venus_inst *inst, u32 v4l2_pixfmt)
+u32 v4l2_venus_fmt(u32 pixfmt)
{
- struct venus_core *core = inst->core;
- u32 session_type = inst->session_type;
- u32 codec;
-
- switch (v4l2_pixfmt) {
+ switch (pixfmt) {
case V4L2_PIX_FMT_H264:
- codec = HFI_VIDEO_CODEC_H264;
- break;
+ case V4L2_PIX_FMT_H264_NO_SC:
+ return HFI_VIDEO_CODEC_H264;
case V4L2_PIX_FMT_H263:
- codec = HFI_VIDEO_CODEC_H263;
- break;
+ return HFI_VIDEO_CODEC_H263;
case V4L2_PIX_FMT_MPEG1:
- codec = HFI_VIDEO_CODEC_MPEG1;
- break;
+ return HFI_VIDEO_CODEC_MPEG1;
case V4L2_PIX_FMT_MPEG2:
- codec = HFI_VIDEO_CODEC_MPEG2;
- break;
+ return HFI_VIDEO_CODEC_MPEG2;
case V4L2_PIX_FMT_MPEG4:
- codec = HFI_VIDEO_CODEC_MPEG4;
- break;
+ return HFI_VIDEO_CODEC_MPEG4;
case V4L2_PIX_FMT_VC1_ANNEX_G:
case V4L2_PIX_FMT_VC1_ANNEX_L:
- codec = HFI_VIDEO_CODEC_VC1;
- break;
+ return HFI_VIDEO_CODEC_VC1;
case V4L2_PIX_FMT_VP8:
- codec = HFI_VIDEO_CODEC_VP8;
- break;
+ return HFI_VIDEO_CODEC_VP8;
case V4L2_PIX_FMT_VP9:
- codec = HFI_VIDEO_CODEC_VP9;
- break;
+ return HFI_VIDEO_CODEC_VP9;
case V4L2_PIX_FMT_XVID:
- codec = HFI_VIDEO_CODEC_DIVX;
- break;
+ return HFI_VIDEO_CODEC_DIVX;
case V4L2_PIX_FMT_HEVC:
- codec = HFI_VIDEO_CODEC_HEVC;
- break;
+ return HFI_VIDEO_CODEC_HEVC;
default:
- return false;
+ return 0;
}
+}
+EXPORT_SYMBOL_GPL(v4l2_venus_fmt);
+
+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;
+
+ codec = v4l2_venus_fmt(v4l2_pixfmt);

if (session_type == VIDC_SESSION_TYPE_ENC && core->enc_codecs & codec)
return true;
diff --git a/drivers/media/platform/qcom/venus/helpers.h b/drivers/media/platform/qcom/venus/helpers.h
index 3de0c44..725831d 100644
--- a/drivers/media/platform/qcom/venus/helpers.h
+++ b/drivers/media/platform/qcom/venus/helpers.h
@@ -19,6 +19,7 @@

struct venus_inst;

+u32 v4l2_venus_fmt(u32 pixfmt);
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);
diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
index 98675db..afe3b36 100644
--- a/drivers/media/platform/qcom/venus/vdec.c
+++ b/drivers/media/platform/qcom/venus/vdec.c
@@ -413,6 +413,8 @@ static int vdec_enum_framesizes(struct file *file, void *fh,
V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
if (!fmt)
return -EINVAL;
+ inst->fmt_out = fmt;
+ inst->hfi_codec = v4l2_venus_fmt(fmt->pixfmt);
}

if (fsize->index)
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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