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Up the bitrate for full frame video to 4x.

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This commit is contained in:
Andrzej Kapolka 2013-08-02 14:21:21 -07:00
parent 8de709a2c6
commit 5df4fc95f1
1 changed files with 5 additions and 3 deletions
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8
interface/src/Webcam.cpp
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@ -469,7 +469,8 @@ void FrameGrabber::grabFrame() {
const int ENCODED_FACE_HEIGHT = 128;
int encodedWidth;
int encodedHeight;
int depthBitrateMultiplier = 1;
float colorBitrateMultiplier = 1.0f;
float depthBitrateMultiplier = 1.0f;
Mat faceTransform;
float aspectRatio;
if (_videoSendMode == FULL_FRAME_VIDEO) {
@ -478,6 +479,7 @@ void FrameGrabber::grabFrame() {
encodedWidth = color.cols;
encodedHeight = color.rows;
aspectRatio = FULL_FRAME_ASPECT;
colorBitrateMultiplier = 4.0f;
} else {
// if we don't have a search window (yet), try using the face cascade
@ -514,7 +516,7 @@ void FrameGrabber::grabFrame() {
}
encodedWidth = ENCODED_FACE_WIDTH;
encodedHeight = ENCODED_FACE_HEIGHT;
depthBitrateMultiplier = 2;
depthBitrateMultiplier = 2.0f;
// correct for 180 degree rotations
if (faceRect.angle < -90.0f) {
@ -595,7 +597,7 @@ void FrameGrabber::grabFrame() {
// initialize encoder context(s)
vpx_codec_enc_cfg_t codecConfig;
vpx_codec_enc_config_default(vpx_codec_vp8_cx(), &codecConfig, 0);
codecConfig.rc_target_bitrate = ENCODED_FACE_WIDTH * ENCODED_FACE_HEIGHT *
codecConfig.rc_target_bitrate = ENCODED_FACE_WIDTH * ENCODED_FACE_HEIGHT * colorBitrateMultiplier *
codecConfig.rc_target_bitrate / codecConfig.g_w / codecConfig.g_h;
codecConfig.g_w = encodedWidth;
codecConfig.g_h = encodedHeight;