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omx: clean up enc_LoadImage_common

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- add *pipe
- add documentation

Acked-by: Leo Liu <leo.liu@amd.com>
This commit is contained in:
Marek Olšák 2019-02-27 17:19:54 -05:00 • committed by Leo Liu
parent b9e02fe138
commit 323e7be91c
1 changed files with 37 additions and 16 deletions
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53
src/gallium/state_trackers/omx/vid_enc_common.c
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@ -310,6 +310,7 @@ OMX_ERRORTYPE enc_LoadImage_common(vid_enc_PrivateType * priv, OMX_VIDEO_PORTDEF
OMX_BUFFERHEADERTYPE *buf,
struct pipe_video_buffer *vbuf)
{
struct pipe_context *pipe = priv->s_pipe;
struct pipe_box box = {};
struct input_buf_private *inp = buf->pInputPortPrivate;
@ -325,30 +326,49 @@ OMX_ERRORTYPE enc_LoadImage_common(vid_enc_PrivateType * priv, OMX_VIDEO_PORTDEF
box.width = def->nFrameWidth;
box.height = def->nFrameHeight;
box.depth = 1;
priv->s_pipe->texture_subdata(priv->s_pipe, views[0]->texture, 0,
PIPE_TRANSFER_WRITE, &box,
ptr, def->nStride, 0);
pipe->texture_subdata(pipe, views[0]->texture, 0,
PIPE_TRANSFER_WRITE, &box,
ptr, def->nStride, 0);
ptr = ((uint8_t*)buf->pBuffer) + (def->nStride * box.height);
box.width = def->nFrameWidth / 2;
box.height = def->nFrameHeight / 2;
box.depth = 1;
priv->s_pipe->texture_subdata(priv->s_pipe, views[1]->texture, 0,
PIPE_TRANSFER_WRITE, &box,
ptr, def->nStride, 0);
pipe->texture_subdata(pipe, views[1]->texture, 0,
PIPE_TRANSFER_WRITE, &box,
ptr, def->nStride, 0);
} else {
struct pipe_blit_info blit;
struct vl_video_buffer *dst_buf = (struct vl_video_buffer *)vbuf;
pipe_transfer_unmap(priv->s_pipe, inp->transfer);
pipe_transfer_unmap(pipe, inp->transfer);
/* inp->resource uses PIPE_FORMAT_I8 and the layout looks like this:
*
* def->nFrameWidth = 4, def->nFrameHeight = 4:
* |----|
* |YYYY|
* |YYYY|
* |YYYY|
* |YYYY|
* |UVUV|
* |UVUV|
* |----|
*
* The copy has 2 steps:
* - Copy Y to dst_buf->resources[0] as R8.
* - Copy UV to dst_buf->resources[1] as R8G8.
*/
box.width = def->nFrameWidth;
box.height = def->nFrameHeight;
box.depth = 1;
priv->s_pipe->resource_copy_region(priv->s_pipe,
dst_buf->resources[0],
0, 0, 0, 0, inp->resource, 0, &box);
/* Copy Y */
pipe->resource_copy_region(pipe,
dst_buf->resources[0],
0, 0, 0, 0, inp->resource, 0, &box);
/* Copy U */
memset(&blit, 0, sizeof(blit));
blit.src.resource = inp->resource;
blit.src.format = inp->resource->format;
@ -368,19 +388,20 @@ OMX_ERRORTYPE enc_LoadImage_common(vid_enc_PrivateType * priv, OMX_VIDEO_PORTDEF
blit.filter = PIPE_TEX_FILTER_NEAREST;
blit.mask = PIPE_MASK_R;
priv->s_pipe->blit(priv->s_pipe, &blit);
pipe->blit(pipe, &blit);
/* Copy V */
blit.src.box.x = 0;
blit.mask = PIPE_MASK_G;
priv->s_pipe->blit(priv->s_pipe, &blit);
priv->s_pipe->flush(priv->s_pipe, NULL, 0);
pipe->blit(pipe, &blit);
pipe->flush(pipe, NULL, 0);
box.width = inp->resource->width0;
box.height = inp->resource->height0;
box.depth = inp->resource->depth0;
buf->pBuffer = priv->s_pipe->transfer_map(priv->s_pipe, inp->resource, 0,
PIPE_TRANSFER_WRITE, &box,
&inp->transfer);
buf->pBuffer = pipe->transfer_map(pipe, inp->resource, 0,
PIPE_TRANSFER_WRITE, &box,
&inp->transfer);
}
return OMX_ErrorNone;