mirror of
https://github.com/roytam1/palemoon27.git
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roytam1
d2c557abe9
- more of add WebRTC code as of Bug 1101651 - Part 2 (d2225fd9f9) - Bug 1163505 - PtrVector should disallow copies to prevent premature&double deletions - r=bwc (5a18fd372b) - Bug 1076906 - Fix license headers for some WebRTC files, and provide LICENSE file. r=rjesup (f4bd3e42cc) - Bug 1211602: Never timeout if timeout == UINT32_MAX r=jib,froydnj (484261a196) - Bug 911450: webrtc sndio audio_device backend r=jesup (c96e948c6a) - Bug 911450 - fix webrtc signaling tests build on OpenBSD. r=jesup r=rbarker r=glandium (fe5190f700) - Bug 911450: followup, fix CriticalSectionScoped scope NPOTB r=jesup (cde4fe58f9) - bug 1171143 - Fix iOS capture build. r=jesup (22b7c92ba6) - missing bit of Bug 1155923 - Removing moz prefix from RTC interfaces (a37bce5d24) - bits of Bug 1191872 - Move annotations to org.mozilla.gecko.annotation (7f87a64522) - Bug 1162251: Fix WebRTC jitter buffer ignoring partial frames if the packet holds a complete NAL r=ehugg a=prep for uplift (kwierso) (1797b21fef) - Bug 1158627 - WebRTC return error if GetEmptyFrame returns null r=jesup (3bb3daa998) - Bug 1198107 - Destroy VP8 encoder context before re-initing on resolution change to avoid leaking memory. r=jesup (58831a26a1) - Bug 1030324: Remove VP8 encoder resize work around. r=rjesup (b98662bbc9) - Bug 800564: Handle MJPEG decode errors r=abr (284ec24fb9) - Bug 1181265 - wallpaper over windows (driver?) returning null ptr to GetStreamCaps r=pkerr (66fc35d5bd) - Bug 1158372: clean up windows CreateCapabilityMap for video capture r=dmajor (7fe73c0af7) - Bug 1186657. r=jesup,nchen (c177026841) - Bug 1192203 - Extract a robust version of getSupportedPreviewFpsRange. r=jesup (5b85be96d1) - Bug 1176340: short-circuit self-assignment of DesktopDisplayDevice r=jib (812e0d02c2) - bit of Bug 1198458 (d65868624d) - Bug 1219566 - Add aarch64 macro to webrtc/trunk/build/build_config.h. r=rjesup (f354a17b13)
393 lines
14 KiB
C++
393 lines
14 KiB
C++
/*
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* Copyright 2011 The LibYuv Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "libyuv/convert.h"
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#ifdef HAVE_JPEG
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#include "libyuv/mjpeg_decoder.h"
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#endif
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#ifdef __cplusplus
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namespace libyuv {
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extern "C" {
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#endif
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#ifdef HAVE_JPEG
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struct I420Buffers {
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uint8* y;
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int y_stride;
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uint8* u;
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int u_stride;
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uint8* v;
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int v_stride;
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int w;
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int h;
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};
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static void JpegCopyI420(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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I420Buffers* dest = (I420Buffers*)(opaque);
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I420Copy(data[0], strides[0],
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data[1], strides[1],
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data[2], strides[2],
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dest->y, dest->y_stride,
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dest->u, dest->u_stride,
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dest->v, dest->v_stride,
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dest->w, rows);
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dest->y += rows * dest->y_stride;
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dest->u += ((rows + 1) >> 1) * dest->u_stride;
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dest->v += ((rows + 1) >> 1) * dest->v_stride;
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dest->h -= rows;
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}
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static void JpegI422ToI420(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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I420Buffers* dest = (I420Buffers*)(opaque);
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I422ToI420(data[0], strides[0],
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data[1], strides[1],
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data[2], strides[2],
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dest->y, dest->y_stride,
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dest->u, dest->u_stride,
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dest->v, dest->v_stride,
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dest->w, rows);
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dest->y += rows * dest->y_stride;
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dest->u += ((rows + 1) >> 1) * dest->u_stride;
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dest->v += ((rows + 1) >> 1) * dest->v_stride;
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dest->h -= rows;
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}
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static void JpegI444ToI420(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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I420Buffers* dest = (I420Buffers*)(opaque);
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I444ToI420(data[0], strides[0],
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data[1], strides[1],
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data[2], strides[2],
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dest->y, dest->y_stride,
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dest->u, dest->u_stride,
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dest->v, dest->v_stride,
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dest->w, rows);
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dest->y += rows * dest->y_stride;
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dest->u += ((rows + 1) >> 1) * dest->u_stride;
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dest->v += ((rows + 1) >> 1) * dest->v_stride;
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dest->h -= rows;
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}
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static void JpegI411ToI420(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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I420Buffers* dest = (I420Buffers*)(opaque);
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I411ToI420(data[0], strides[0],
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data[1], strides[1],
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data[2], strides[2],
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dest->y, dest->y_stride,
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dest->u, dest->u_stride,
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dest->v, dest->v_stride,
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dest->w, rows);
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dest->y += rows * dest->y_stride;
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dest->u += ((rows + 1) >> 1) * dest->u_stride;
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dest->v += ((rows + 1) >> 1) * dest->v_stride;
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dest->h -= rows;
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}
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static void JpegI400ToI420(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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I420Buffers* dest = (I420Buffers*)(opaque);
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I400ToI420(data[0], strides[0],
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dest->y, dest->y_stride,
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dest->u, dest->u_stride,
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dest->v, dest->v_stride,
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dest->w, rows);
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dest->y += rows * dest->y_stride;
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dest->u += ((rows + 1) >> 1) * dest->u_stride;
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dest->v += ((rows + 1) >> 1) * dest->v_stride;
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dest->h -= rows;
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}
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// Query size of MJPG in pixels.
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LIBYUV_API
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int MJPGSize(const uint8* sample, size_t sample_size,
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int* width, int* height) {
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MJpegDecoder mjpeg_decoder;
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LIBYUV_BOOL ret = mjpeg_decoder.LoadFrame(sample, sample_size);
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if (ret) {
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*width = mjpeg_decoder.GetWidth();
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*height = mjpeg_decoder.GetHeight();
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}
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mjpeg_decoder.UnloadFrame();
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return ret ? 0 : -1; // -1 for runtime failure.
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}
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// MJPG (Motion JPeg) to I420
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// TODO(fbarchard): review w and h requirement. dw and dh may be enough.
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LIBYUV_API
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int MJPGToI420(const uint8* sample,
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size_t sample_size,
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uint8* y, int y_stride,
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uint8* u, int u_stride,
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uint8* v, int v_stride,
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int w, int h,
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int dw, int dh) {
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if (sample_size == kUnknownDataSize) {
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// ERROR: MJPEG frame size unknown
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return -1;
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}
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// TODO(fbarchard): Port MJpeg to C.
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MJpegDecoder mjpeg_decoder;
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LIBYUV_BOOL ret = mjpeg_decoder.LoadFrame(sample, sample_size);
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if (ret && (mjpeg_decoder.GetWidth() != w ||
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mjpeg_decoder.GetHeight() != h)) {
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// ERROR: MJPEG frame has unexpected dimensions
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mjpeg_decoder.UnloadFrame();
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return 1; // runtime failure
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}
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if (ret) {
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I420Buffers bufs = { y, y_stride, u, u_stride, v, v_stride, dw, dh };
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// YUV420
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if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceYCbCr &&
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mjpeg_decoder.GetNumComponents() == 3 &&
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mjpeg_decoder.GetVertSampFactor(0) == 2 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 2 &&
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mjpeg_decoder.GetVertSampFactor(1) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
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mjpeg_decoder.GetVertSampFactor(2) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(2) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegCopyI420, &bufs, dw, dh);
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// YUV422
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} else if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceYCbCr &&
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mjpeg_decoder.GetNumComponents() == 3 &&
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mjpeg_decoder.GetVertSampFactor(0) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 2 &&
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mjpeg_decoder.GetVertSampFactor(1) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
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mjpeg_decoder.GetVertSampFactor(2) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(2) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI422ToI420, &bufs, dw, dh);
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// YUV444
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} else if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceYCbCr &&
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mjpeg_decoder.GetNumComponents() == 3 &&
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mjpeg_decoder.GetVertSampFactor(0) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 1 &&
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mjpeg_decoder.GetVertSampFactor(1) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
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mjpeg_decoder.GetVertSampFactor(2) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(2) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI444ToI420, &bufs, dw, dh);
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// YUV411
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} else if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceYCbCr &&
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mjpeg_decoder.GetNumComponents() == 3 &&
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mjpeg_decoder.GetVertSampFactor(0) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 4 &&
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mjpeg_decoder.GetVertSampFactor(1) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
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mjpeg_decoder.GetVertSampFactor(2) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(2) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI411ToI420, &bufs, dw, dh);
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// YUV400
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} else if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceGrayscale &&
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mjpeg_decoder.GetNumComponents() == 1 &&
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mjpeg_decoder.GetVertSampFactor(0) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI400ToI420, &bufs, dw, dh);
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} else {
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// TODO(fbarchard): Implement conversion for any other colorspace/sample
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// factors that occur in practice. 411 is supported by libjpeg
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// ERROR: Unable to convert MJPEG frame because format is not supported
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mjpeg_decoder.UnloadFrame();
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return 1;
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}
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}
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return ret ? 0 : -1;
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}
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#ifdef HAVE_JPEG
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struct ARGBBuffers {
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uint8* argb;
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int argb_stride;
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int w;
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int h;
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};
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static void JpegI420ToARGB(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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ARGBBuffers* dest = (ARGBBuffers*)(opaque);
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I420ToARGB(data[0], strides[0],
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data[1], strides[1],
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data[2], strides[2],
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dest->argb, dest->argb_stride,
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dest->w, rows);
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dest->argb += rows * dest->argb_stride;
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dest->h -= rows;
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}
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static void JpegI422ToARGB(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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ARGBBuffers* dest = (ARGBBuffers*)(opaque);
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I422ToARGB(data[0], strides[0],
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data[1], strides[1],
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data[2], strides[2],
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dest->argb, dest->argb_stride,
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dest->w, rows);
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dest->argb += rows * dest->argb_stride;
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dest->h -= rows;
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}
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static void JpegI444ToARGB(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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ARGBBuffers* dest = (ARGBBuffers*)(opaque);
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I444ToARGB(data[0], strides[0],
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data[1], strides[1],
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data[2], strides[2],
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dest->argb, dest->argb_stride,
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dest->w, rows);
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dest->argb += rows * dest->argb_stride;
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dest->h -= rows;
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}
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static void JpegI411ToARGB(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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ARGBBuffers* dest = (ARGBBuffers*)(opaque);
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I411ToARGB(data[0], strides[0],
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data[1], strides[1],
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data[2], strides[2],
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dest->argb, dest->argb_stride,
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dest->w, rows);
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dest->argb += rows * dest->argb_stride;
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dest->h -= rows;
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}
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static void JpegI400ToARGB(void* opaque,
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const uint8* const* data,
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const int* strides,
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int rows) {
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ARGBBuffers* dest = (ARGBBuffers*)(opaque);
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I400ToARGB(data[0], strides[0],
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dest->argb, dest->argb_stride,
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dest->w, rows);
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dest->argb += rows * dest->argb_stride;
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dest->h -= rows;
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}
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// MJPG (Motion JPeg) to ARGB
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// TODO(fbarchard): review w and h requirement. dw and dh may be enough.
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LIBYUV_API
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int MJPGToARGB(const uint8* sample,
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size_t sample_size,
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uint8* argb, int argb_stride,
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int w, int h,
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int dw, int dh) {
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if (sample_size == kUnknownDataSize) {
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// ERROR: MJPEG frame size unknown
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return -1;
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}
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// TODO(fbarchard): Port MJpeg to C.
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MJpegDecoder mjpeg_decoder;
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LIBYUV_BOOL ret = mjpeg_decoder.LoadFrame(sample, sample_size);
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if (ret && (mjpeg_decoder.GetWidth() != w ||
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mjpeg_decoder.GetHeight() != h)) {
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// ERROR: MJPEG frame has unexpected dimensions
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mjpeg_decoder.UnloadFrame();
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return 1; // runtime failure
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}
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if (ret) {
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ARGBBuffers bufs = { argb, argb_stride, dw, dh };
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// YUV420
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if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceYCbCr &&
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mjpeg_decoder.GetNumComponents() == 3 &&
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mjpeg_decoder.GetVertSampFactor(0) == 2 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 2 &&
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mjpeg_decoder.GetVertSampFactor(1) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
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mjpeg_decoder.GetVertSampFactor(2) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(2) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI420ToARGB, &bufs, dw, dh);
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// YUV422
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} else if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceYCbCr &&
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mjpeg_decoder.GetNumComponents() == 3 &&
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mjpeg_decoder.GetVertSampFactor(0) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 2 &&
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mjpeg_decoder.GetVertSampFactor(1) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
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mjpeg_decoder.GetVertSampFactor(2) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(2) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI422ToARGB, &bufs, dw, dh);
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// YUV444
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} else if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceYCbCr &&
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mjpeg_decoder.GetNumComponents() == 3 &&
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mjpeg_decoder.GetVertSampFactor(0) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 1 &&
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mjpeg_decoder.GetVertSampFactor(1) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
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mjpeg_decoder.GetVertSampFactor(2) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(2) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI444ToARGB, &bufs, dw, dh);
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// YUV411
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} else if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceYCbCr &&
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mjpeg_decoder.GetNumComponents() == 3 &&
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mjpeg_decoder.GetVertSampFactor(0) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 4 &&
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mjpeg_decoder.GetVertSampFactor(1) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
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mjpeg_decoder.GetVertSampFactor(2) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(2) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI411ToARGB, &bufs, dw, dh);
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// YUV400
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} else if (mjpeg_decoder.GetColorSpace() ==
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MJpegDecoder::kColorSpaceGrayscale &&
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mjpeg_decoder.GetNumComponents() == 1 &&
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mjpeg_decoder.GetVertSampFactor(0) == 1 &&
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mjpeg_decoder.GetHorizSampFactor(0) == 1) {
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ret = mjpeg_decoder.DecodeToCallback(&JpegI400ToARGB, &bufs, dw, dh);
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} else {
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// TODO(fbarchard): Implement conversion for any other colorspace/sample
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// factors that occur in practice. 411 is supported by libjpeg
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// ERROR: Unable to convert MJPEG frame because format is not supported
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mjpeg_decoder.UnloadFrame();
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return 1;
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}
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}
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return ret ? 0 : -1;
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}
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#endif
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#endif
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#ifdef __cplusplus
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} // extern "C"
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} // namespace libyuv
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#endif
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