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Unified Diff: media/base/video_frame.cc

Issue 10824141: Remove VideoDecoder::natural_size() & added VideoFrame::natural_size(). (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Minor cleanup Created 8 years, 5 months ago
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Index: media/base/video_frame.cc
diff --git a/media/base/video_frame.cc b/media/base/video_frame.cc
index 9e5ff7a26dfaf09d359479463233c69fcca0145c..7a502112e2d3b95b52a9f8bfb04aa99040c25dce 100644
--- a/media/base/video_frame.cc
+++ b/media/base/video_frame.cc
@@ -19,12 +19,12 @@ namespace media {
// static
scoped_refptr<VideoFrame> VideoFrame::CreateFrame(
VideoFrame::Format format,
- size_t width,
- size_t height,
+ const gfx::Size& size,
+ const gfx::Size& natural_size,
base::TimeDelta timestamp) {
- DCHECK(IsValidConfig(format, width, height));
+ DCHECK(IsValidConfig(format, size));
scoped_refptr<VideoFrame> frame(new VideoFrame(
- format, width, height, timestamp));
+ format, size, natural_size, timestamp));
switch (format) {
case VideoFrame::RGB32:
frame->AllocateRGB(4u);
@@ -40,27 +40,25 @@ scoped_refptr<VideoFrame> VideoFrame::CreateFrame(
}
// static
-bool VideoFrame::IsValidConfig(
- VideoFrame::Format format,
- size_t width,
- size_t height) {
-
+bool VideoFrame::IsValidConfig(VideoFrame::Format format,
+ const gfx::Size& size) {
Ami GONE FROM CHROMIUM 2012/08/02 17:34:45 shouldn't this now also inspect natural_size?
acolwell GONE FROM CHROMIUM 2012/08/02 20:20:21 Done.
return (format != VideoFrame::INVALID &&
- width > 0 && height > 0 &&
- width <= limits::kMaxDimension && height <= limits::kMaxDimension &&
- width * height <= limits::kMaxCanvas);
+ size.width() > 0 && size.height() > 0 &&
+ size.width() <= limits::kMaxDimension &&
+ size.height() <= limits::kMaxDimension &&
+ size.width() * size.height() <= limits::kMaxCanvas);
}
// static
scoped_refptr<VideoFrame> VideoFrame::WrapNativeTexture(
uint32 texture_id,
uint32 texture_target,
- size_t width,
- size_t height,
+ const gfx::Size& size,
+ const gfx::Size& natural_size,
base::TimeDelta timestamp,
const base::Closure& no_longer_needed) {
scoped_refptr<VideoFrame> frame(
- new VideoFrame(NATIVE_TEXTURE, width, height, timestamp));
+ new VideoFrame(NATIVE_TEXTURE, size, natural_size, timestamp));
frame->texture_id_ = texture_id;
frame->texture_target_ = texture_target;
frame->texture_no_longer_needed_ = no_longer_needed;
@@ -70,18 +68,17 @@ scoped_refptr<VideoFrame> VideoFrame::WrapNativeTexture(
// static
scoped_refptr<VideoFrame> VideoFrame::CreateEmptyFrame() {
return new VideoFrame(
- VideoFrame::EMPTY, 0, 0, base::TimeDelta());
+ VideoFrame::EMPTY, gfx::Size(), gfx::Size(), base::TimeDelta());
}
// static
-scoped_refptr<VideoFrame> VideoFrame::CreateBlackFrame(int width, int height) {
- DCHECK_GT(width, 0);
- DCHECK_GT(height, 0);
+scoped_refptr<VideoFrame> VideoFrame::CreateBlackFrame(const gfx::Size& size) {
+ DCHECK(IsValidConfig(VideoFrame::YV12, size));
// Create our frame.
const base::TimeDelta kZero;
scoped_refptr<VideoFrame> frame =
- VideoFrame::CreateFrame(VideoFrame::YV12, width, height, kZero);
+ VideoFrame::CreateFrame(VideoFrame::YV12, size, size, kZero);
// Now set the data to YUV(0,128,128).
const uint8 kBlackY = 0x00;
@@ -103,8 +100,9 @@ static const int kFramePadBytes = 15;
void VideoFrame::AllocateRGB(size_t bytes_per_pixel) {
// Round up to align at least at a 16-byte boundary for each row.
// This is sufficient for MMX and SSE2 reads (movq/movdqa).
- size_t bytes_per_row = RoundUp(width_, kFrameSizeAlignment) * bytes_per_pixel;
- size_t aligned_height = RoundUp(height_, kFrameSizeAlignment);
+ size_t bytes_per_row = RoundUp(size_.width(),
+ kFrameSizeAlignment) * bytes_per_pixel;
+ size_t aligned_height = RoundUp(size_.height(), kFrameSizeAlignment);
strides_[VideoFrame::kRGBPlane] = bytes_per_row;
#if !defined(OS_ANDROID)
// TODO(dalecurtis): use DataAligned or so, so this #ifdef hackery
@@ -136,7 +134,7 @@ void VideoFrame::AllocateYUV() {
// The *2 here is because some formats (e.g. h264) allow interlaced coding,
// and then the size needs to be a multiple of two macroblocks (vertically).
// See libavcodec/utils.c:avcodec_align_dimensions2().
- size_t y_height = RoundUp(height_, kFrameSizeAlignment * 2);
+ size_t y_height = RoundUp(size_.height(), kFrameSizeAlignment * 2);
size_t uv_height = format_ == VideoFrame::YV12 ? y_height / 2 : y_height;
size_t y_bytes = y_height * y_stride;
size_t uv_bytes = uv_height * uv_stride;
@@ -163,12 +161,12 @@ void VideoFrame::AllocateYUV() {
}
VideoFrame::VideoFrame(VideoFrame::Format format,
- size_t width,
- size_t height,
+ const gfx::Size& size,
+ const gfx::Size& natural_size,
base::TimeDelta timestamp)
: format_(format),
- width_(width),
- height_(height),
+ size_(size),
+ natural_size_(natural_size),
texture_id_(0),
texture_target_(0),
timestamp_(timestamp) {
@@ -223,17 +221,18 @@ int VideoFrame::stride(size_t plane) const {
int VideoFrame::row_bytes(size_t plane) const {
DCHECK(IsValidPlane(plane));
+ int width = size_.width();
switch (format_) {
// 32bpp.
case RGB32:
- return width_ * 4;
+ return width * 4;
// Planar, 8bpp.
case YV12:
case YV16:
if (plane == kYPlane)
- return width_;
- return RoundUp(width_, 2) / 2;
+ return width;
+ return RoundUp(width, 2) / 2;
default:
break;
@@ -246,15 +245,16 @@ int VideoFrame::row_bytes(size_t plane) const {
int VideoFrame::rows(size_t plane) const {
DCHECK(IsValidPlane(plane));
+ int height = size_.height();
switch (format_) {
case RGB32:
case YV16:
- return height_;
+ return height;
case YV12:
if (plane == kYPlane)
- return height_;
- return RoundUp(height_, 2) / 2;
+ return height;
+ return RoundUp(height, 2) / 2;
default:
break;

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