To find if the format is supported YUYV by sampling factor which
is embedded from bitstream. So we could use this info for buffer
relocation on the correct format.
Signed-off-by: Leo Liu <leo....@amd.com>
Reviewed-by: Christian König <christian.koe...@amd.com>
---
src/gallium/state_trackers/va/picture.c | 1 +
src/gallium/state_trackers/va/picture_mjpeg.c | 5 +++++
src/gallium/state_trackers/va/va_private.h | 4 ++++
3 files changed, 10 insertions(+)
diff --git a/src/gallium/state_trackers/va/picture.c
b/src/gallium/state_trackers/va/picture.c
index 732079139e..1e1212dd7a 100644
--- a/src/gallium/state_trackers/va/picture.c
+++ b/src/gallium/state_trackers/va/picture.c
@@ -65,6 +65,7 @@ vlVaBeginPicture(VADriverContextP ctx, VAContextID
context_id, VASurfaceID rende
context->target_id = render_target;
surf->ctx = context_id;
context->target = surf->buffer;
+ context->mjpeg.sampling_factor = 0;
if (!context->decoder) {
diff --git a/src/gallium/state_trackers/va/picture_mjpeg.c
b/src/gallium/state_trackers/va/picture_mjpeg.c
index 326c890c88..396b743442 100644
--- a/src/gallium/state_trackers/va/picture_mjpeg.c
+++ b/src/gallium/state_trackers/va/picture_mjpeg.c
@@ -30,6 +30,7 @@
void vlVaHandlePictureParameterBufferMJPEG(vlVaDriver *drv, vlVaContext
*context, vlVaBuffer *buf)
{
VAPictureParameterBufferJPEGBaseline *mjpeg = buf->data;
+ unsigned sf;
int i;
assert(buf->size >= sizeof(VAPictureParameterBufferJPEGBaseline) &&
buf->num_elements == 1);
@@ -46,6 +47,10 @@ void vlVaHandlePictureParameterBufferMJPEG(vlVaDriver *drv,
vlVaContext *context
mjpeg->components[i].v_sampling_factor;
context->desc.mjpeg.picture_parameter.components[i].quantiser_table_selector =
mjpeg->components[i].quantiser_table_selector;
+
+ sf = mjpeg->components[i].h_sampling_factor << 4 |
mjpeg->components[i].v_sampling_factor;
+ context->mjpeg.sampling_factor <<= 8;
+ context->mjpeg.sampling_factor |= sf;
}
context->desc.mjpeg.picture_parameter.num_components =
mjpeg->num_components;
diff --git a/src/gallium/state_trackers/va/va_private.h
b/src/gallium/state_trackers/va/va_private.h
index a437a5b90f..9c09318127 100644
--- a/src/gallium/state_trackers/va/va_private.h
+++ b/src/gallium/state_trackers/va/va_private.h
@@ -277,6 +277,10 @@ typedef struct {
uint8_t start_code[32];
} mpeg4;
+ struct {
+ unsigned sampling_factor;
+ } mjpeg;
+
struct vl_deint_filter *deint;
vlVaBuffer *coded_buf;
int target_id;
--
2.11.0
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