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path: root/drivers/media/platform/vicodec/codec-v4l2-fwht.c
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Diffstat (limited to 'drivers/media/platform/vicodec/codec-v4l2-fwht.c')
-rw-r--r--drivers/media/platform/vicodec/codec-v4l2-fwht.c394
1 files changed, 265 insertions, 129 deletions
diff --git a/drivers/media/platform/vicodec/codec-v4l2-fwht.c b/drivers/media/platform/vicodec/codec-v4l2-fwht.c
index 8cb0212df67f..6573a471c5ca 100644
--- a/drivers/media/platform/vicodec/codec-v4l2-fwht.c
+++ b/drivers/media/platform/vicodec/codec-v4l2-fwht.c
@@ -11,32 +11,53 @@
#include "codec-v4l2-fwht.h"
static const struct v4l2_fwht_pixfmt_info v4l2_fwht_pixfmts[] = {
- { V4L2_PIX_FMT_YUV420, 1, 3, 2, 1, 1, 2, 2, 3},
- { V4L2_PIX_FMT_YVU420, 1, 3, 2, 1, 1, 2, 2, 3},
- { V4L2_PIX_FMT_YUV422P, 1, 2, 1, 1, 1, 2, 1, 3},
- { V4L2_PIX_FMT_NV12, 1, 3, 2, 1, 2, 2, 2, 3},
- { V4L2_PIX_FMT_NV21, 1, 3, 2, 1, 2, 2, 2, 3},
- { V4L2_PIX_FMT_NV16, 1, 2, 1, 1, 2, 2, 1, 3},
- { V4L2_PIX_FMT_NV61, 1, 2, 1, 1, 2, 2, 1, 3},
- { V4L2_PIX_FMT_NV24, 1, 3, 1, 1, 2, 1, 1, 3},
- { V4L2_PIX_FMT_NV42, 1, 3, 1, 1, 2, 1, 1, 3},
- { V4L2_PIX_FMT_YUYV, 2, 2, 1, 2, 4, 2, 1, 3},
- { V4L2_PIX_FMT_YVYU, 2, 2, 1, 2, 4, 2, 1, 3},
- { V4L2_PIX_FMT_UYVY, 2, 2, 1, 2, 4, 2, 1, 3},
- { V4L2_PIX_FMT_VYUY, 2, 2, 1, 2, 4, 2, 1, 3},
- { V4L2_PIX_FMT_BGR24, 3, 3, 1, 3, 3, 1, 1, 3},
- { V4L2_PIX_FMT_RGB24, 3, 3, 1, 3, 3, 1, 1, 3},
- { V4L2_PIX_FMT_HSV24, 3, 3, 1, 3, 3, 1, 1, 3},
- { V4L2_PIX_FMT_BGR32, 4, 4, 1, 4, 4, 1, 1, 3},
- { V4L2_PIX_FMT_XBGR32, 4, 4, 1, 4, 4, 1, 1, 3},
- { V4L2_PIX_FMT_RGB32, 4, 4, 1, 4, 4, 1, 1, 3},
- { V4L2_PIX_FMT_XRGB32, 4, 4, 1, 4, 4, 1, 1, 3},
- { V4L2_PIX_FMT_HSV32, 4, 4, 1, 4, 4, 1, 1, 3},
- { V4L2_PIX_FMT_ARGB32, 4, 4, 1, 4, 4, 1, 1, 4},
- { V4L2_PIX_FMT_ABGR32, 4, 4, 1, 4, 4, 1, 1, 4},
- { V4L2_PIX_FMT_GREY, 1, 1, 1, 1, 0, 1, 1, 1},
+ { V4L2_PIX_FMT_YUV420, 1, 3, 2, 1, 1, 2, 2, 3, 3, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_YVU420, 1, 3, 2, 1, 1, 2, 2, 3, 3, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_YUV422P, 1, 2, 1, 1, 1, 2, 1, 3, 3, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV12, 1, 3, 2, 1, 2, 2, 2, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV21, 1, 3, 2, 1, 2, 2, 2, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV16, 1, 2, 1, 1, 2, 2, 1, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV61, 1, 2, 1, 1, 2, 2, 1, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV24, 1, 3, 1, 1, 2, 1, 1, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV42, 1, 3, 1, 1, 2, 1, 1, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_YUYV, 2, 2, 1, 2, 4, 2, 1, 3, 1, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_YVYU, 2, 2, 1, 2, 4, 2, 1, 3, 1, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_UYVY, 2, 2, 1, 2, 4, 2, 1, 3, 1, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_VYUY, 2, 2, 1, 2, 4, 2, 1, 3, 1, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_BGR24, 3, 3, 1, 3, 3, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_RGB24, 3, 3, 1, 3, 3, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_HSV24, 3, 3, 1, 3, 3, 1, 1, 3, 1, FWHT_FL_PIXENC_HSV},
+ { V4L2_PIX_FMT_BGR32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_XBGR32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_RGB32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_XRGB32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_HSV32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_HSV},
+ { V4L2_PIX_FMT_ARGB32, 4, 4, 1, 4, 4, 1, 1, 4, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_ABGR32, 4, 4, 1, 4, 4, 1, 1, 4, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_GREY, 1, 1, 1, 1, 0, 1, 1, 1, 1, FWHT_FL_PIXENC_RGB},
};
+const struct v4l2_fwht_pixfmt_info *v4l2_fwht_default_fmt(u32 width_div,
+ u32 height_div,
+ u32 components_num,
+ u32 pixenc,
+ unsigned int start_idx)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(v4l2_fwht_pixfmts); i++) {
+ if (v4l2_fwht_pixfmts[i].width_div == width_div &&
+ v4l2_fwht_pixfmts[i].height_div == height_div &&
+ (!pixenc || v4l2_fwht_pixfmts[i].pixenc == pixenc) &&
+ v4l2_fwht_pixfmts[i].components_num == components_num) {
+ if (start_idx == 0)
+ return v4l2_fwht_pixfmts + i;
+ start_idx--;
+ }
+ }
+ return NULL;
+}
+
const struct v4l2_fwht_pixfmt_info *v4l2_fwht_find_pixfmt(u32 pixelformat)
{
unsigned int i;
@@ -56,7 +77,8 @@ const struct v4l2_fwht_pixfmt_info *v4l2_fwht_get_pixfmt(u32 idx)
int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
{
- unsigned int size = state->width * state->height;
+ unsigned int size = state->stride * state->coded_height;
+ unsigned int chroma_stride = state->stride;
const struct v4l2_fwht_pixfmt_info *info = state->info;
struct fwht_cframe_hdr *p_hdr;
struct fwht_cframe cf;
@@ -66,8 +88,7 @@ int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
if (!info)
return -EINVAL;
- rf.width = state->width;
- rf.height = state->height;
+
rf.luma = p_in;
rf.width_div = info->width_div;
rf.height_div = info->height_div;
@@ -84,14 +105,17 @@ int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
case V4L2_PIX_FMT_YUV420:
rf.cb = rf.luma + size;
rf.cr = rf.cb + size / 4;
+ chroma_stride /= 2;
break;
case V4L2_PIX_FMT_YVU420:
rf.cr = rf.luma + size;
rf.cb = rf.cr + size / 4;
+ chroma_stride /= 2;
break;
case V4L2_PIX_FMT_YUV422P:
rf.cb = rf.luma + size;
rf.cr = rf.cb + size / 2;
+ chroma_stride /= 2;
break;
case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_NV16:
@@ -163,15 +187,16 @@ int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
return -EINVAL;
}
- cf.width = state->width;
- cf.height = state->height;
cf.i_frame_qp = state->i_frame_qp;
cf.p_frame_qp = state->p_frame_qp;
cf.rlc_data = (__be16 *)(p_out + sizeof(*p_hdr));
encoding = fwht_encode_frame(&rf, &state->ref_frame, &cf,
!state->gop_cnt,
- state->gop_cnt == state->gop_size - 1);
+ state->gop_cnt == state->gop_size - 1,
+ state->visible_width,
+ state->visible_height,
+ state->stride, chroma_stride);
if (!(encoding & FWHT_FRAME_PCODED))
state->gop_cnt = 0;
if (++state->gop_cnt >= state->gop_size)
@@ -181,9 +206,10 @@ int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
p_hdr->magic1 = FWHT_MAGIC1;
p_hdr->magic2 = FWHT_MAGIC2;
p_hdr->version = htonl(FWHT_VERSION);
- p_hdr->width = htonl(cf.width);
- p_hdr->height = htonl(cf.height);
+ p_hdr->width = htonl(state->visible_width);
+ p_hdr->height = htonl(state->visible_height);
flags |= (info->components_num - 1) << FWHT_FL_COMPONENTS_NUM_OFFSET;
+ flags |= info->pixenc;
if (encoding & FWHT_LUMA_UNENCODED)
flags |= FWHT_FL_LUMA_IS_UNCOMPRESSED;
if (encoding & FWHT_CB_UNENCODED)
@@ -192,6 +218,8 @@ int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
flags |= FWHT_FL_CR_IS_UNCOMPRESSED;
if (encoding & FWHT_ALPHA_UNENCODED)
flags |= FWHT_FL_ALPHA_IS_UNCOMPRESSED;
+ if (!(encoding & FWHT_FRAME_PCODED))
+ flags |= FWHT_FL_I_FRAME;
if (rf.height_div == 1)
flags |= FWHT_FL_CHROMA_FULL_HEIGHT;
if (rf.width_div == 1)
@@ -202,65 +230,70 @@ int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
p_hdr->ycbcr_enc = htonl(state->ycbcr_enc);
p_hdr->quantization = htonl(state->quantization);
p_hdr->size = htonl(cf.size);
- state->ref_frame.width = cf.width;
- state->ref_frame.height = cf.height;
return cf.size + sizeof(*p_hdr);
}
int v4l2_fwht_decode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
{
- unsigned int size = state->width * state->height;
- unsigned int chroma_size = size;
- unsigned int i;
+ unsigned int i, j, k;
u32 flags;
- struct fwht_cframe_hdr *p_hdr;
struct fwht_cframe cf;
- u8 *p;
+ u8 *p, *ref_p;
unsigned int components_num = 3;
unsigned int version;
+ const struct v4l2_fwht_pixfmt_info *info;
+ unsigned int hdr_width_div, hdr_height_div;
if (!state->info)
return -EINVAL;
- p_hdr = (struct fwht_cframe_hdr *)p_in;
- cf.width = ntohl(p_hdr->width);
- cf.height = ntohl(p_hdr->height);
+ info = state->info;
- version = ntohl(p_hdr->version);
+ version = ntohl(state->header.version);
if (!version || version > FWHT_VERSION) {
pr_err("version %d is not supported, current version is %d\n",
version, FWHT_VERSION);
return -EINVAL;
}
- if (p_hdr->magic1 != FWHT_MAGIC1 ||
- p_hdr->magic2 != FWHT_MAGIC2 ||
- (cf.width & 7) || (cf.height & 7))
+ if (state->header.magic1 != FWHT_MAGIC1 ||
+ state->header.magic2 != FWHT_MAGIC2)
return -EINVAL;
/* TODO: support resolution changes */
- if (cf.width != state->width || cf.height != state->height)
+ if (ntohl(state->header.width) != state->visible_width ||
+ ntohl(state->header.height) != state->visible_height)
return -EINVAL;
- flags = ntohl(p_hdr->flags);
+ flags = ntohl(state->header.flags);
- if (version == FWHT_VERSION) {
+ if (version >= 2) {
+ if ((flags & FWHT_FL_PIXENC_MSK) != info->pixenc)
+ return -EINVAL;
components_num = 1 + ((flags & FWHT_FL_COMPONENTS_NUM_MSK) >>
- FWHT_FL_COMPONENTS_NUM_OFFSET);
+ FWHT_FL_COMPONENTS_NUM_OFFSET);
}
- state->colorspace = ntohl(p_hdr->colorspace);
- state->xfer_func = ntohl(p_hdr->xfer_func);
- state->ycbcr_enc = ntohl(p_hdr->ycbcr_enc);
- state->quantization = ntohl(p_hdr->quantization);
- cf.rlc_data = (__be16 *)(p_in + sizeof(*p_hdr));
+ if (components_num != info->components_num)
+ return -EINVAL;
- if (!(flags & FWHT_FL_CHROMA_FULL_WIDTH))
- chroma_size /= 2;
- if (!(flags & FWHT_FL_CHROMA_FULL_HEIGHT))
- chroma_size /= 2;
+ state->colorspace = ntohl(state->header.colorspace);
+ state->xfer_func = ntohl(state->header.xfer_func);
+ state->ycbcr_enc = ntohl(state->header.ycbcr_enc);
+ state->quantization = ntohl(state->header.quantization);
+ cf.rlc_data = (__be16 *)p_in;
+ cf.size = ntohl(state->header.size);
- fwht_decode_frame(&cf, &state->ref_frame, flags, components_num);
+ hdr_width_div = (flags & FWHT_FL_CHROMA_FULL_WIDTH) ? 1 : 2;
+ hdr_height_div = (flags & FWHT_FL_CHROMA_FULL_HEIGHT) ? 1 : 2;
+ if (hdr_width_div != info->width_div ||
+ hdr_height_div != info->height_div)
+ return -EINVAL;
+
+ if (!fwht_decode_frame(&cf, &state->ref_frame, flags, components_num,
+ state->visible_width, state->visible_height,
+ state->coded_width))
+ return -EINVAL;
/*
* TODO - handle the case where the compressed stream encodes a
@@ -268,123 +301,226 @@ int v4l2_fwht_decode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
*/
switch (state->info->id) {
case V4L2_PIX_FMT_GREY:
- memcpy(p_out, state->ref_frame.luma, size);
+ ref_p = state->ref_frame.luma;
+ for (i = 0; i < state->coded_height; i++) {
+ memcpy(p_out, ref_p, state->visible_width);
+ p_out += state->stride;
+ ref_p += state->coded_width;
+ }
break;
case V4L2_PIX_FMT_YUV420:
case V4L2_PIX_FMT_YUV422P:
- memcpy(p_out, state->ref_frame.luma, size);
- p_out += size;
- memcpy(p_out, state->ref_frame.cb, chroma_size);
- p_out += chroma_size;
- memcpy(p_out, state->ref_frame.cr, chroma_size);
+ ref_p = state->ref_frame.luma;
+ for (i = 0; i < state->coded_height; i++) {
+ memcpy(p_out, ref_p, state->visible_width);
+ p_out += state->stride;
+ ref_p += state->coded_width;
+ }
+
+ ref_p = state->ref_frame.cb;
+ for (i = 0; i < state->coded_height / 2; i++) {
+ memcpy(p_out, ref_p, state->visible_width / 2);
+ p_out += state->stride / 2;
+ ref_p += state->coded_width / 2;
+ }
+ ref_p = state->ref_frame.cr;
+ for (i = 0; i < state->coded_height / 2; i++) {
+ memcpy(p_out, ref_p, state->visible_width / 2);
+ p_out += state->stride / 2;
+ ref_p += state->coded_width / 2;
+ }
break;
case V4L2_PIX_FMT_YVU420:
- memcpy(p_out, state->ref_frame.luma, size);
- p_out += size;
- memcpy(p_out, state->ref_frame.cr, chroma_size);
- p_out += chroma_size;
- memcpy(p_out, state->ref_frame.cb, chroma_size);
+ ref_p = state->ref_frame.luma;
+ for (i = 0; i < state->coded_height; i++) {
+ memcpy(p_out, ref_p, state->visible_width);
+ p_out += state->stride;
+ ref_p += state->coded_width;
+ }
+
+ ref_p = state->ref_frame.cr;
+ for (i = 0; i < state->coded_height / 2; i++) {
+ memcpy(p_out, ref_p, state->visible_width / 2);
+ p_out += state->stride / 2;
+ ref_p += state->coded_width / 2;
+ }
+ ref_p = state->ref_frame.cb;
+ for (i = 0; i < state->coded_height / 2; i++) {
+ memcpy(p_out, ref_p, state->visible_width / 2);
+ p_out += state->stride / 2;
+ ref_p += state->coded_width / 2;
+ }
break;
case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_NV16:
case V4L2_PIX_FMT_NV24:
- memcpy(p_out, state->ref_frame.luma, size);
- p_out += size;
- for (i = 0, p = p_out; i < chroma_size; i++) {
- *p++ = state->ref_frame.cb[i];
- *p++ = state->ref_frame.cr[i];
+ ref_p = state->ref_frame.luma;
+ for (i = 0; i < state->coded_height; i++) {
+ memcpy(p_out, ref_p, state->visible_width);
+ p_out += state->stride;
+ ref_p += state->coded_width;
+ }
+
+ k = 0;
+ for (i = 0; i < state->coded_height / 2; i++) {
+ for (j = 0, p = p_out; j < state->coded_width / 2; j++) {
+ *p++ = state->ref_frame.cb[k];
+ *p++ = state->ref_frame.cr[k];
+ k++;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_NV21:
case V4L2_PIX_FMT_NV61:
case V4L2_PIX_FMT_NV42:
- memcpy(p_out, state->ref_frame.luma, size);
- p_out += size;
- for (i = 0, p = p_out; i < chroma_size; i++) {
- *p++ = state->ref_frame.cr[i];
- *p++ = state->ref_frame.cb[i];
+ ref_p = state->ref_frame.luma;
+ for (i = 0; i < state->coded_height; i++) {
+ memcpy(p_out, ref_p, state->visible_width);
+ p_out += state->stride;
+ ref_p += state->coded_width;
+ }
+
+ k = 0;
+ for (i = 0; i < state->coded_height / 2; i++) {
+ for (j = 0, p = p_out; j < state->coded_width / 2; j++) {
+ *p++ = state->ref_frame.cr[k];
+ *p++ = state->ref_frame.cb[k];
+ k++;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_YUYV:
- for (i = 0, p = p_out; i < size; i += 2) {
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cb[i / 2];
- *p++ = state->ref_frame.luma[i + 1];
- *p++ = state->ref_frame.cr[i / 2];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width / 2; j++) {
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cb[k / 2];
+ *p++ = state->ref_frame.luma[k + 1];
+ *p++ = state->ref_frame.cr[k / 2];
+ k += 2;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_YVYU:
- for (i = 0, p = p_out; i < size; i += 2) {
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cr[i / 2];
- *p++ = state->ref_frame.luma[i + 1];
- *p++ = state->ref_frame.cb[i / 2];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width / 2; j++) {
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cr[k / 2];
+ *p++ = state->ref_frame.luma[k + 1];
+ *p++ = state->ref_frame.cb[k / 2];
+ k += 2;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_UYVY:
- for (i = 0, p = p_out; i < size; i += 2) {
- *p++ = state->ref_frame.cb[i / 2];
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cr[i / 2];
- *p++ = state->ref_frame.luma[i + 1];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width / 2; j++) {
+ *p++ = state->ref_frame.cb[k / 2];
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cr[k / 2];
+ *p++ = state->ref_frame.luma[k + 1];
+ k += 2;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_VYUY:
- for (i = 0, p = p_out; i < size; i += 2) {
- *p++ = state->ref_frame.cr[i / 2];
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cb[i / 2];
- *p++ = state->ref_frame.luma[i + 1];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width / 2; j++) {
+ *p++ = state->ref_frame.cr[k / 2];
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cb[k / 2];
+ *p++ = state->ref_frame.luma[k + 1];
+ k += 2;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_RGB24:
case V4L2_PIX_FMT_HSV24:
- for (i = 0, p = p_out; i < size; i++) {
- *p++ = state->ref_frame.cr[i];
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cb[i];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width; j++) {
+ *p++ = state->ref_frame.cr[k];
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cb[k];
+ k++;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_BGR24:
- for (i = 0, p = p_out; i < size; i++) {
- *p++ = state->ref_frame.cb[i];
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cr[i];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width; j++) {
+ *p++ = state->ref_frame.cb[k];
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cr[k];
+ k++;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_RGB32:
case V4L2_PIX_FMT_XRGB32:
case V4L2_PIX_FMT_HSV32:
- for (i = 0, p = p_out; i < size; i++) {
- *p++ = 0;
- *p++ = state->ref_frame.cr[i];
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cb[i];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width; j++) {
+ *p++ = 0;
+ *p++ = state->ref_frame.cr[k];
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cb[k];
+ k++;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_BGR32:
case V4L2_PIX_FMT_XBGR32:
- for (i = 0, p = p_out; i < size; i++) {
- *p++ = state->ref_frame.cb[i];
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cr[i];
- *p++ = 0;
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width; j++) {
+ *p++ = state->ref_frame.cb[k];
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cr[k];
+ *p++ = 0;
+ k++;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_ARGB32:
- for (i = 0, p = p_out; i < size; i++) {
- *p++ = state->ref_frame.alpha[i];
- *p++ = state->ref_frame.cr[i];
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cb[i];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width; j++) {
+ *p++ = state->ref_frame.alpha[k];
+ *p++ = state->ref_frame.cr[k];
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cb[k];
+ k++;
+ }
+ p_out += state->stride;
}
break;
case V4L2_PIX_FMT_ABGR32:
- for (i = 0, p = p_out; i < size; i++) {
- *p++ = state->ref_frame.cb[i];
- *p++ = state->ref_frame.luma[i];
- *p++ = state->ref_frame.cr[i];
- *p++ = state->ref_frame.alpha[i];
+ k = 0;
+ for (i = 0; i < state->coded_height; i++) {
+ for (j = 0, p = p_out; j < state->coded_width; j++) {
+ *p++ = state->ref_frame.cb[k];
+ *p++ = state->ref_frame.luma[k];
+ *p++ = state->ref_frame.cr[k];
+ *p++ = state->ref_frame.alpha[k];
+ k++;
+ }
+ p_out += state->stride;
}
break;
default:
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.