From 6dd7f2b50a65373aa906d678cb5a29fb65531a55 Mon Sep 17 00:00:00 2001 From: Daniele Castagna Date: Wed, 13 Apr 2016 16:12:33 -0400 Subject: [PATCH] Extend the external fb interface to allocate individual planes. Change-Id: I73e1b9ea6f4c76ae539e2b3292ee4c751d9c7de4 --- test/external_frame_buffer_test.cc | 161 ++++++++++++++++++++++++----- vpx/vpx_frame_buffer.h | 49 +++++++-- vpx_scale/generic/yv12config.c | 78 +++++++++----- 3 files changed, 232 insertions(+), 56 deletions(-) diff --git a/test/external_frame_buffer_test.cc b/test/external_frame_buffer_test.cc index 2570f44eb..0fefbb272 100644 --- a/test/external_frame_buffer_test.cc +++ b/test/external_frame_buffer_test.cc @@ -23,9 +23,16 @@ namespace { -const int kVideoNameParam = 1; +const int kCodedFrameBufferTypeParam = 1; +const int kVideoNameParam = 2; struct ExternalFrameBuffer { + // The first two fields are used when fb->type is equal to + // VPX_CODEC_FRAME_BUFFER_TYPE_PLANES + uint8_t *plane[VP9_MAXIMUM_EXTERNAL_PLANES]; + int stride[VP9_MAXIMUM_EXTERNAL_PLANES]; + // The following two fields are used when fb->type is equal to + // VPX_CODEC_FRAME_BUFFER_TYPE_SIZE uint8_t *data; size_t size; int in_use; @@ -34,12 +41,17 @@ struct ExternalFrameBuffer { // Class to manipulate a list of external frame buffers. class ExternalFrameBufferList { public: - ExternalFrameBufferList() + explicit ExternalFrameBufferList(vpx_codec_frame_buffer_type_t type) : num_buffers_(0), - ext_fb_list_(NULL) {} + ext_fb_list_(NULL), + type_(type), + alignment_(32) {} virtual ~ExternalFrameBufferList() { for (int i = 0; i < num_buffers_; ++i) { + for (int plane = 0; plane < VP9_MAXIMUM_EXTERNAL_PLANES; ++plane) { + delete [] ext_fb_list_[i].plane[plane]; + } delete [] ext_fb_list_[i].data; } delete [] ext_fb_list_; @@ -63,17 +75,44 @@ class ExternalFrameBufferList { // external frame buffer. Returns < 0 on an error. int GetFreeFrameBuffer(size_t min_size, vpx_codec_frame_buffer_t *fb) { EXPECT_TRUE(fb != NULL); + EXPECT_TRUE(fb->fmt == VPX_IMG_FMT_I420 || fb->fmt == VPX_IMG_FMT_I444 || + fb->fmt == VPX_IMG_FMT_I422 || fb->fmt == VPX_IMG_FMT_I440) + << " fmt is: " << fb->fmt; + const int idx = FindFreeBufferIndex(); if (idx == num_buffers_) return -1; - if (ext_fb_list_[idx].size < min_size) { - delete [] ext_fb_list_[idx].data; - ext_fb_list_[idx].data = new uint8_t[min_size]; - memset(ext_fb_list_[idx].data, 0, min_size); - ext_fb_list_[idx].size = min_size; + if (type_ == VPX_CODEC_FRAME_BUFFER_TYPE_SIZE) { + if (ext_fb_list_[idx].size < min_size) { + delete [] ext_fb_list_[idx].data; + ext_fb_list_[idx].data = new uint8_t[min_size]; + memset(ext_fb_list_[idx].data, 0, min_size); + ext_fb_list_[idx].size = min_size; + } + } else { + EXPECT_EQ(VPX_CODEC_FRAME_BUFFER_TYPE_PLANES, type_); + for (int plane = 0; plane < 3; ++plane) { + size_t plane_stride = fb->width; + size_t plane_height = fb->height; + + if (plane > 0 && fb->fmt != VPX_IMG_FMT_I444) { + if (fb->fmt != VPX_IMG_FMT_I440) + plane_stride /= 2; + if (fb->fmt == VPX_IMG_FMT_I420 || fb->fmt == VPX_IMG_FMT_I440) + plane_height /= 2; + } + plane_stride += alignment_ - plane_stride % alignment_; + + delete [] ext_fb_list_[idx].plane[plane]; + ext_fb_list_[idx].plane[plane] = + new uint8_t[plane_height * plane_stride]; + memset(ext_fb_list_[idx].plane[plane], 0, plane_height * plane_stride); + ext_fb_list_[idx].stride[plane] = plane_stride; + } } + fb->type = type_; SetFrameBuffer(idx, fb); return 0; } @@ -86,12 +125,27 @@ class ExternalFrameBufferList { if (idx == num_buffers_) return -1; - if (ext_fb_list_[idx].size < min_size) { + if (type_ == VPX_CODEC_FRAME_BUFFER_TYPE_SIZE) { delete [] ext_fb_list_[idx].data; ext_fb_list_[idx].data = NULL; ext_fb_list_[idx].size = min_size; + } else { + EXPECT_EQ(VPX_CODEC_FRAME_BUFFER_TYPE_PLANES, type_); + for (int plane = 0; plane < 3; ++plane) { + size_t plane_stride = fb->width; + if (plane > 0 && fb->fmt != VPX_IMG_FMT_I444) { + if (fb->fmt != VPX_IMG_FMT_I440) + plane_stride /= 2; + } + plane_stride += alignment_ - plane_stride % alignment_; + + delete [] ext_fb_list_[idx].plane[plane]; + ext_fb_list_[idx].plane[plane] = NULL; + ext_fb_list_[idx].stride[plane] = plane_stride; + } } + fb->type = type_; SetFrameBuffer(idx, fb); return 0; } @@ -120,12 +174,24 @@ class ExternalFrameBufferList { if (img->fb_priv != NULL) { const struct ExternalFrameBuffer *const ext_fb = reinterpret_cast(img->fb_priv); - - ASSERT_TRUE(img->planes[0] >= ext_fb->data && - img->planes[0] < (ext_fb->data + ext_fb->size)); + if (ext_fb->data != NULL) { + ASSERT_TRUE(img->planes[0] >= ext_fb->data && + img->planes[0] < (ext_fb->data + ext_fb->size)); + } else { + for (int plane = 0; plane < VP9_MAXIMUM_EXTERNAL_PLANES; ++plane) { + if (ext_fb->stride[plane]) { + EXPECT_EQ(img->planes[plane], ext_fb->plane[plane]); + EXPECT_EQ(img->stride[plane], ext_fb->stride[plane]); + } + } + } } } + void set_alignment(int alignment) { + alignment_ = alignment; + } + private: // Returns the index of the first free frame buffer. Returns |num_buffers_| // if there are no free frame buffers. @@ -145,6 +211,10 @@ class ExternalFrameBufferList { ASSERT_TRUE(fb != NULL); fb->data = ext_fb_list_[idx].data; fb->size = ext_fb_list_[idx].size; + for (int plane = 0; plane < VP9_MAXIMUM_EXTERNAL_PLANES; ++plane) { + fb->plane[plane] = ext_fb_list_[idx].plane[plane]; + fb->stride[plane] = ext_fb_list_[idx].stride[plane]; + } ASSERT_EQ(0, ext_fb_list_[idx].in_use); ext_fb_list_[idx].in_use = 1; fb->priv = &ext_fb_list_[idx]; @@ -152,6 +222,8 @@ class ExternalFrameBufferList { int num_buffers_; ExternalFrameBuffer *ext_fb_list_; + vpx_codec_frame_buffer_type_t type_; + int alignment_; }; #if CONFIG_WEBM_IO @@ -203,12 +275,14 @@ int do_not_release_vp9_frame_buffer(void *user_priv, // Class for testing passing in external frame buffers to libvpx. class ExternalFrameBufferMD5Test : public ::libvpx_test::DecoderTest, - public ::libvpx_test::CodecTestWithParam { + public ::libvpx_test::CodecTestWith2Params { protected: ExternalFrameBufferMD5Test() : DecoderTest(GET_PARAM(::libvpx_test::kCodecFactoryParam)), md5_file_(NULL), - num_buffers_(0) {} + num_buffers_(0), + fb_list_(GET_PARAM(kCodedFrameBufferTypeParam)) {} virtual ~ExternalFrameBufferMD5Test() { if (md5_file_ != NULL) @@ -284,12 +358,15 @@ class ExternalFrameBufferMD5Test const char kVP9TestFile[] = "vp90-2-02-size-lf-1920x1080.webm"; // Class for testing passing in external frame buffers to libvpx. -class ExternalFrameBufferTest : public ::testing::Test { +class ExternalFrameBufferTest + : public ::libvpx_test::CodecTestWithParam { protected: ExternalFrameBufferTest() : video_(NULL), decoder_(NULL), - num_buffers_(0) {} + num_buffers_(0), + frame_buffer_functions_set_(false), + fb_list_(GET_PARAM(kCodedFrameBufferTypeParam)) {} virtual void SetUp() { video_ = new libvpx_test::WebMVideoSource(kVP9TestFile); @@ -312,6 +389,7 @@ class ExternalFrameBufferTest : public ::testing::Test { int num_buffers, vpx_get_frame_buffer_cb_fn_t cb_get, vpx_release_frame_buffer_cb_fn_t cb_release) { + frame_buffer_functions_set_ = true; if (num_buffers > 0) { num_buffers_ = num_buffers; EXPECT_TRUE(fb_list_.CreateBufferList(num_buffers_)); @@ -320,6 +398,10 @@ class ExternalFrameBufferTest : public ::testing::Test { return decoder_->SetFrameBufferFunctions(cb_get, cb_release, &fb_list_); } + void SetBufferAlignment(int alignment) { + fb_list_.set_alignment(alignment); + } + vpx_codec_err_t DecodeOneFrame() { const vpx_codec_err_t res = decoder_->DecodeFrame(video_->cxdata(), video_->frame_size()); @@ -347,13 +429,15 @@ class ExternalFrameBufferTest : public ::testing::Test { // Get decompressed data while ((img = dec_iter.Next()) != NULL) { - fb_list_.CheckXImageFrameBuffer(img); + if (frame_buffer_functions_set_) + fb_list_.CheckXImageFrameBuffer(img); } } libvpx_test::WebMVideoSource *video_; libvpx_test::VP9Decoder *decoder_; int num_buffers_; + bool frame_buffer_functions_set_; ExternalFrameBufferList fb_list_; }; #endif // CONFIG_WEBM_IO @@ -404,7 +488,7 @@ TEST_P(ExternalFrameBufferMD5Test, ExtFBMD5Match) { } #if CONFIG_WEBM_IO -TEST_F(ExternalFrameBufferTest, MinFrameBuffers) { +TEST_P(ExternalFrameBufferTest, MinFrameBuffers) { // Minimum number of external frame buffers for VP9 is // #VP9_MAXIMUM_REF_BUFFERS + #VPX_MAXIMUM_WORK_BUFFERS. const int num_buffers = VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; @@ -414,7 +498,7 @@ TEST_F(ExternalFrameBufferTest, MinFrameBuffers) { ASSERT_EQ(VPX_CODEC_OK, DecodeRemainingFrames()); } -TEST_F(ExternalFrameBufferTest, EightJitterBuffers) { +TEST_P(ExternalFrameBufferTest, EightJitterBuffers) { // Number of buffers equals #VP9_MAXIMUM_REF_BUFFERS + // #VPX_MAXIMUM_WORK_BUFFERS + eight jitter buffers. const int jitter_buffers = 8; @@ -426,7 +510,7 @@ TEST_F(ExternalFrameBufferTest, EightJitterBuffers) { ASSERT_EQ(VPX_CODEC_OK, DecodeRemainingFrames()); } -TEST_F(ExternalFrameBufferTest, NotEnoughBuffers) { +TEST_P(ExternalFrameBufferTest, NotEnoughBuffers) { // Minimum number of external frame buffers for VP9 is // #VP9_MAXIMUM_REF_BUFFERS + #VPX_MAXIMUM_WORK_BUFFERS. Most files will // only use 5 frame buffers at one time. @@ -438,7 +522,7 @@ TEST_F(ExternalFrameBufferTest, NotEnoughBuffers) { ASSERT_EQ(VPX_CODEC_MEM_ERROR, DecodeRemainingFrames()); } -TEST_F(ExternalFrameBufferTest, NoRelease) { +TEST_P(ExternalFrameBufferTest, NoRelease) { const int num_buffers = VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; ASSERT_EQ(VPX_CODEC_OK, SetFrameBufferFunctions(num_buffers, get_vp9_frame_buffer, @@ -447,7 +531,7 @@ TEST_F(ExternalFrameBufferTest, NoRelease) { ASSERT_EQ(VPX_CODEC_MEM_ERROR, DecodeRemainingFrames()); } -TEST_F(ExternalFrameBufferTest, NullRealloc) { +TEST_P(ExternalFrameBufferTest, NullRealloc) { const int num_buffers = VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; ASSERT_EQ(VPX_CODEC_OK, SetFrameBufferFunctions(num_buffers, get_vp9_zero_frame_buffer, @@ -455,7 +539,11 @@ TEST_F(ExternalFrameBufferTest, NullRealloc) { ASSERT_EQ(VPX_CODEC_MEM_ERROR, DecodeOneFrame()); } -TEST_F(ExternalFrameBufferTest, ReallocOneLessByte) { +TEST_P(ExternalFrameBufferTest, ReallocOneLessByte) { + if (GET_PARAM(kCodedFrameBufferTypeParam) == + VPX_CODEC_FRAME_BUFFER_TYPE_PLANES) + return; + const int num_buffers = VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; ASSERT_EQ(VPX_CODEC_OK, SetFrameBufferFunctions( @@ -464,29 +552,50 @@ TEST_F(ExternalFrameBufferTest, ReallocOneLessByte) { ASSERT_EQ(VPX_CODEC_MEM_ERROR, DecodeOneFrame()); } -TEST_F(ExternalFrameBufferTest, NullGetFunction) { +TEST_P(ExternalFrameBufferTest, NullGetFunction) { const int num_buffers = VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; ASSERT_EQ(VPX_CODEC_INVALID_PARAM, SetFrameBufferFunctions(num_buffers, NULL, release_vp9_frame_buffer)); } -TEST_F(ExternalFrameBufferTest, NullReleaseFunction) { +TEST_P(ExternalFrameBufferTest, NullReleaseFunction) { const int num_buffers = VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; ASSERT_EQ(VPX_CODEC_INVALID_PARAM, SetFrameBufferFunctions(num_buffers, get_vp9_frame_buffer, NULL)); } -TEST_F(ExternalFrameBufferTest, SetAfterDecode) { +TEST_P(ExternalFrameBufferTest, SetAfterDecode) { const int num_buffers = VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; ASSERT_EQ(VPX_CODEC_OK, DecodeOneFrame()); ASSERT_EQ(VPX_CODEC_ERROR, SetFrameBufferFunctions( num_buffers, get_vp9_frame_buffer, release_vp9_frame_buffer)); } + +TEST_P(ExternalFrameBufferTest, InvalidAlignement) { + if (GET_PARAM(kCodedFrameBufferTypeParam) == + VPX_CODEC_FRAME_BUFFER_TYPE_SIZE) + return; + const int num_buffers = + VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; + ASSERT_EQ(VPX_CODEC_OK, + SetFrameBufferFunctions( + num_buffers, get_vp9_frame_buffer, release_vp9_frame_buffer)); + SetBufferAlignment(15); + ASSERT_EQ(VPX_CODEC_MEM_ERROR, DecodeRemainingFrames()); +} + +VP9_INSTANTIATE_TEST_CASE(ExternalFrameBufferTest, + ::testing::Values( + VPX_CODEC_FRAME_BUFFER_TYPE_SIZE, + VPX_CODEC_FRAME_BUFFER_TYPE_PLANES)); + #endif // CONFIG_WEBM_IO VP9_INSTANTIATE_TEST_CASE(ExternalFrameBufferMD5Test, + ::testing::Values(VPX_CODEC_FRAME_BUFFER_TYPE_SIZE, + VPX_CODEC_FRAME_BUFFER_TYPE_PLANES), ::testing::ValuesIn(libvpx_test::kVP9TestVectors, libvpx_test::kVP9TestVectors + libvpx_test::kNumVP9TestVectors)); diff --git a/vpx/vpx_frame_buffer.h b/vpx/vpx_frame_buffer.h index 9036459af..61570482f 100644 --- a/vpx/vpx_frame_buffer.h +++ b/vpx/vpx_frame_buffer.h @@ -19,6 +19,7 @@ extern "C" { #endif +#include "./vpx_image.h" #include "./vpx_integer.h" /*!\brief The maximum number of work buffers used by libvpx. @@ -32,24 +33,60 @@ extern "C" { */ #define VP9_MAXIMUM_REF_BUFFERS 8 +/*!\brief The maximum number of planes that can be allocated by an external + * frame buffer. + */ +#define VP9_MAXIMUM_EXTERNAL_PLANES 3 + +/*!\brief External frame buffer allocation type. + * This enum defines if the external frame buffer contains one allocation for + * all the planes contained in the frame buffer, or one allocation per plane. + */ +typedef enum vpx_codec_frame_buffer_type { + VPX_CODEC_FRAME_BUFFER_TYPE_SIZE = 1, + VPX_CODEC_FRAME_BUFFER_TYPE_PLANES = 2 +} vpx_codec_frame_buffer_type_t; + /*!\brief External frame buffer * * This structure holds allocated frame buffers used by the decoder. */ typedef struct vpx_codec_frame_buffer { + vpx_img_fmt_t fmt; /**< Requested framebuffer format. */ + size_t width; /**< Logical width of the frame. */ + size_t height; /**< Logical height of the frame. */ + + /*! Whether data and size, or plane and stride should be used. */ + vpx_codec_frame_buffer_type_t type; + uint8_t *data; /**< Pointer to the data buffer */ size_t size; /**< Size of data in bytes */ + + /*! Pointers for each plane buffer */ + uint8_t *plane[VP9_MAXIMUM_EXTERNAL_PLANES]; + int stride[VP9_MAXIMUM_EXTERNAL_PLANES]; /**< Strides for each plane */ + void *priv; /**< Frame's private data */ } vpx_codec_frame_buffer_t; /*!\brief get frame buffer callback prototype * - * This callback is invoked by the decoder to retrieve data for the frame - * buffer in order for the decode call to complete. The callback must - * allocate at least min_size in bytes and assign it to fb->data. The callback - * must zero out all the data allocated. Then the callback must set fb->size - * to the allocated size. The application does not need to align the allocated - * data. The callback is triggered when the decoder needs a frame buffer to + * This callback is invoked by the decoder to allocate storage for the frame + * buffer in order for the decode call to complete. + * The callback can allocate one buffer for all the frame buffers, or one buffer + * per plane with the number and size of planes determined by fb->fmt. + * If the application decides to allocate only one buffer, fb->type must be set + * to #VPX_CODEC_FRAME_BUFFER_SIZE, the buffer size must be at least |min_size| + * in bytes and the pointer to the buffer must be assigned to fb->data. + * Then the callback must set fb->size to the allocated size. + * The application does not need to align the allocated data. + * If the application decides to allocate one buffer per plane, fb->type must be + * set to #VPX_CODEC_FRAME_BUFFER_PLANES, the buffer pointers must be assigned + * to fb->plane, and their strides to fb->stride. + * The application provided buffers and strides must be aligned to 32 bytes. + * The callback must zero out all the buffers allocated. + * + * The callback is triggered when the decoder needs a frame buffer to * decode a compressed image into. This function may be called more than once * for every call to vpx_codec_decode. The application may set fb->priv to * some data which will be passed back in the ximage and the release function diff --git a/vpx_scale/generic/yv12config.c b/vpx_scale/generic/yv12config.c index e8fee528e..a1db6c173 100644 --- a/vpx_scale/generic/yv12config.c +++ b/vpx_scale/generic/yv12config.c @@ -178,23 +178,51 @@ int vpx_realloc_frame_buffer(YV12_BUFFER_CONFIG *ybf, if (external_frame_size != (size_t)external_frame_size) return -1; + fb->type = VPX_CODEC_FRAME_BUFFER_TYPE_SIZE; + if (ybf->subsampling_y) { + fb->fmt = ybf->subsampling_x ? VPX_IMG_FMT_I420 : VPX_IMG_FMT_I440; + } else { + fb->fmt = ybf->subsampling_x ? VPX_IMG_FMT_I422 : VPX_IMG_FMT_I444; + } + fb->width = aligned_width + border * 2; + fb->height = aligned_height + border * 2; + // Allocation to hold larger frame, or first allocation. if (cb(cb_priv, (size_t)external_frame_size, fb) < 0) return -1; - if (fb->data == NULL || fb->size < external_frame_size) - return -1; + if (fb->type == VPX_CODEC_FRAME_BUFFER_TYPE_SIZE) { + if (fb->data == NULL || fb->size < external_frame_size) + return -1; - ybf->buffer_alloc = (uint8_t *)yv12_align_addr(fb->data, 32); + ybf->buffer_alloc = (uint8_t *)yv12_align_addr(fb->data, 32); #if defined(__has_feature) #if __has_feature(memory_sanitizer) - // This memset is needed for fixing the issue of using uninitialized - // value in msan test. It will cause a perf loss, so only do this for - // msan test. - memset(ybf->buffer_alloc, 0, (int)frame_size); + // This memset is needed for fixing the issue of using uninitialized + // value in msan test. It will cause a perf loss, so only do this for + // msan test. + memset(ybf->buffer_alloc, 0, (int)frame_size); #endif #endif + } else { // VPX_CODEC_FRAME_BUFFER_TYPE_PLANES + if (fb->plane[0] == NULL || fb->plane[1] == NULL || + fb->plane[2] == NULL || !fb->stride[0] || !fb->stride[1] || + !fb->stride[2]) + return -1; + // buffers should be 32 bytes aligned. + if ((fb->stride[0] & 0x1f) || (fb->stride[1] & 0x1f)) + return -3; + + if (fb->stride[1] != fb->stride[2]) + return -3; + ybf->y_stride = fb->stride[0]; + ybf->uv_stride = fb->stride[1]; + + ybf->y_buffer = fb->plane[0]; + ybf->u_buffer = fb->plane[1]; + ybf->v_buffer = fb->plane[2]; + } } else if (frame_size > (size_t)ybf->buffer_alloc_sz) { // Allocation to hold larger frame, or first allocation. vpx_free(ybf->buffer_alloc); @@ -227,13 +255,11 @@ int vpx_realloc_frame_buffer(YV12_BUFFER_CONFIG *ybf, ybf->y_crop_height = height; ybf->y_width = aligned_width; ybf->y_height = aligned_height; - ybf->y_stride = y_stride; ybf->uv_crop_width = (width + ss_x) >> ss_x; ybf->uv_crop_height = (height + ss_y) >> ss_y; ybf->uv_width = uv_width; ybf->uv_height = uv_height; - ybf->uv_stride = uv_stride; ybf->border = border; ybf->frame_size = (int)frame_size; @@ -241,24 +267,28 @@ int vpx_realloc_frame_buffer(YV12_BUFFER_CONFIG *ybf, ybf->subsampling_y = ss_y; buf = ybf->buffer_alloc; + if (buf != NULL) { + ybf->y_stride = y_stride; + ybf->uv_stride = uv_stride; #if CONFIG_VP9_HIGHBITDEPTH - if (use_highbitdepth) { - // Store uint16 addresses when using 16bit framebuffers - buf = CONVERT_TO_BYTEPTR(ybf->buffer_alloc); - ybf->flags = YV12_FLAG_HIGHBITDEPTH; - } else { - ybf->flags = 0; - } + if (use_highbitdepth) { + // Store uint16 addresses when using 16bit framebuffers + buf = CONVERT_TO_BYTEPTR(ybf->buffer_alloc); + ybf->flags = YV12_FLAG_HIGHBITDEPTH; + } else { + ybf->flags = 0; + } #endif // CONFIG_VP9_HIGHBITDEPTH - ybf->y_buffer = (uint8_t *)yv12_align_addr( - buf + (border * y_stride) + border, vp9_byte_align); - ybf->u_buffer = (uint8_t *)yv12_align_addr( - buf + yplane_size + (uv_border_h * uv_stride) + uv_border_w, - vp9_byte_align); - ybf->v_buffer = (uint8_t *)yv12_align_addr( - buf + yplane_size + uvplane_size + (uv_border_h * uv_stride) + - uv_border_w, vp9_byte_align); + ybf->y_buffer = (uint8_t *)yv12_align_addr( + buf + (border * y_stride) + border, vp9_byte_align); + ybf->u_buffer = (uint8_t *)yv12_align_addr( + buf + yplane_size + (uv_border_h * uv_stride) + uv_border_w, + vp9_byte_align); + ybf->v_buffer = (uint8_t *)yv12_align_addr( + buf + yplane_size + uvplane_size + (uv_border_h * uv_stride) + + uv_border_w, vp9_byte_align); + } ybf->corrupted = 0; /* assume not corrupted by errors */ return 0;