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Modified resize unit test to output test vector

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Modified the resize unit test so that it optionally
writes the encoded bitstream to file. The macro
WRITE_COMPRESSED_STREAM should be set to 1 to enable
output of the test bitstream; it is set to 0 by default.

Change-Id: I7d436b1942f935da97db6d84574a98d379f57fb1
This commit is contained in:
Adrian Grange 2013-09-12 09:35:04 -07:00
parent 2b3bfaa9ce
commit 88c8ff2508
5 changed files with 130 additions and 12 deletions
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128
test/resize_test.cc
View File

@ -16,8 +16,68 @@
#include "test/video_source.h"
#include "test/util.h"
// Enable(1) or Disable(0) writing of the compressed bitstream.
#define WRITE_COMPRESSED_STREAM 0
namespace {
#if WRITE_COMPRESSED_STREAM
static void mem_put_le16(char *const mem, const unsigned int val) {
mem[0] = val;
mem[1] = val >> 8;
}
static void mem_put_le32(char *const mem, const unsigned int val) {
mem[0] = val;
mem[1] = val >> 8;
mem[2] = val >> 16;
mem[3] = val >> 24;
}
static void write_ivf_file_header(const vpx_codec_enc_cfg_t *const cfg,
int frame_cnt, FILE *const outfile) {
char header[32];
header[0] = 'D';
header[1] = 'K';
header[2] = 'I';
header[3] = 'F';
mem_put_le16(header + 4, 0); /* version */
mem_put_le16(header + 6, 32); /* headersize */
mem_put_le32(header + 8, 0x30395056); /* fourcc (vp9) */
mem_put_le16(header + 12, cfg->g_w); /* width */
mem_put_le16(header + 14, cfg->g_h); /* height */
mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */
mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */
mem_put_le32(header + 24, frame_cnt); /* length */
mem_put_le32(header + 28, 0); /* unused */
(void)fwrite(header, 1, 32, outfile);
}
static void write_ivf_frame_size(FILE *const outfile, const size_t size) {
char header[4];
mem_put_le32(header, static_cast<unsigned int>(size));
(void)fwrite(header, 1, 4, outfile);
}
static void write_ivf_frame_header(const vpx_codec_cx_pkt_t *const pkt,
FILE *const outfile) {
char header[12];
vpx_codec_pts_t pts;
if (pkt->kind != VPX_CODEC_CX_FRAME_PKT)
return;
pts = pkt->data.frame.pts;
mem_put_le32(header, static_cast<unsigned int>(pkt->data.frame.sz));
mem_put_le32(header + 4, pts & 0xFFFFFFFF);
mem_put_le32(header + 8, pts >> 32);
(void)fwrite(header, 1, 12, outfile);
}
#endif // WRITE_COMPRESSED_STREAM
const unsigned int kInitialWidth = 320;
const unsigned int kInitialHeight = 240;
@ -42,6 +102,8 @@ class ResizingVideoSource : public ::libvpx_test::DummyVideoSource {
limit_ = 60;
}
virtual ~ResizingVideoSource() {}
protected:
virtual void Next() {
++frame_;
@ -56,13 +118,15 @@ class ResizeTest : public ::libvpx_test::EncoderTest,
protected:
ResizeTest() : EncoderTest(GET_PARAM(0)) {}
virtual ~ResizeTest() {}
struct FrameInfo {
FrameInfo(vpx_codec_pts_t _pts, unsigned int _w, unsigned int _h)
: pts(_pts), w(_w), h(_h) {}
vpx_codec_pts_t pts;
unsigned int w;
unsigned int h;
unsigned int w;
unsigned int h;
};
virtual void SetUp() {
@ -95,17 +159,47 @@ TEST_P(ResizeTest, TestExternalResizeWorks) {
}
}
const unsigned int kStepDownFrame = 3;
const unsigned int kStepUpFrame = 6;
class ResizeInternalTest : public ResizeTest {
protected:
#if WRITE_COMPRESSED_STREAM
ResizeInternalTest()
: ResizeTest(),
frame0_psnr_(0.0),
outfile_(NULL),
out_frames_(0) {}
#else
ResizeInternalTest() : ResizeTest(), frame0_psnr_(0.0) {}
#endif
virtual ~ResizeInternalTest() {}
virtual void BeginPassHook(unsigned int /*pass*/) {
#if WRITE_COMPRESSED_STREAM
outfile_ = fopen("vp90-2-05-resize.ivf", "wb");
#endif
}
virtual void EndPassHook() {
#if WRITE_COMPRESSED_STREAM
if (outfile_) {
if (!fseek(outfile_, 0, SEEK_SET))
write_ivf_file_header(&cfg_, out_frames_, outfile_);
fclose(outfile_);
outfile_ = NULL;
}
#endif
}
virtual void PreEncodeFrameHook(libvpx_test::VideoSource *video,
libvpx_test::Encoder *encoder) {
if (video->frame() == 3) {
if (video->frame() == kStepDownFrame) {
struct vpx_scaling_mode mode = {VP8E_FOURFIVE, VP8E_THREEFIVE};
encoder->Control(VP8E_SET_SCALEMODE, &mode);
}
if (video->frame() == 6) {
if (video->frame() == kStepUpFrame) {
struct vpx_scaling_mode mode = {VP8E_NORMAL, VP8E_NORMAL};
encoder->Control(VP8E_SET_SCALEMODE, &mode);
}
@ -117,7 +211,25 @@ class ResizeInternalTest : public ResizeTest {
EXPECT_NEAR(pkt->data.psnr.psnr[0], frame0_psnr_, 1.0);
}
virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) {
#if WRITE_COMPRESSED_STREAM
++out_frames_;
// Write initial file header if first frame.
if (pkt->data.frame.pts == 0)
write_ivf_file_header(&cfg_, 0, outfile_);
// Write frame header and data.
write_ivf_frame_header(pkt, outfile_);
(void)fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz, outfile_);
#endif
}
double frame0_psnr_;
#if WRITE_COMPRESSED_STREAM
FILE *outfile_;
unsigned int out_frames_;
#endif
};
TEST_P(ResizeInternalTest, TestInternalResizeWorks) {
@ -125,20 +237,20 @@ TEST_P(ResizeInternalTest, TestInternalResizeWorks) {
30, 1, 0, 10);
init_flags_ = VPX_CODEC_USE_PSNR;
// q picked such that initial keyframe on this clip is ~30dB PSNR
cfg_.rc_min_quantizer = cfg_.rc_max_quantizer = 48;
// If the number of frames being encoded is smaller than g_lag_in_frames
// the encoded frame is unavailable using the current API. Comparing
// frames to detect mismatch would then not be possible. Set
// g_lag_in_frames = 0 to get around this.
cfg_.g_lag_in_frames = 0;
// q picked such that initial keyframe on this clip is ~30dB PSNR
cfg_.rc_min_quantizer = cfg_.rc_max_quantizer = 48;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
for (std::vector<FrameInfo>::iterator info = frame_info_list_.begin();
info != frame_info_list_.end(); ++info) {
const vpx_codec_pts_t pts = info->pts;
if (pts >= 3 && pts < 6) {
if (pts >= kStepDownFrame && pts < kStepUpFrame) {
ASSERT_EQ(282U, info->w) << "Frame " << pts << " had unexpected width";
ASSERT_EQ(173U, info->h) << "Frame " << pts << " had unexpected height";
} else {

7
test/test-data.sha1
View File

@ -520,7 +520,10 @@ d17bc08eedfc60c4c23d576a6c964a21bf854d1f vp90-2-03-size-226x202.webm
83c6d8f2969b759e10e5c6542baca1265c874c29 vp90-2-03-size-226x224.webm.md5
fe0af2ee47b1e5f6a66db369e2d7e9d870b38dce vp90-2-03-size-226x226.webm
94ad19b8b699cea105e2ff18f0df2afd7242bcf7 vp90-2-03-size-226x226.webm.md5
495256cfd123fe777b2c0406862ed8468a1f4677 vp91-2-04-yv444.webm
65e3a7ffef61ab340d9140f335ecc49125970c2c vp91-2-04-yv444.webm.md5
b6524e4084d15b5d0caaa3d3d1368db30cbee69c vp90-2-03-deltaq.webm
65f45ec9a55537aac76104818278e0978f94a678 vp90-2-03-deltaq.webm.md5
4dbb87494c7f565ffc266c98d17d0d8c7a5c5aba vp90-2-05-resize.ivf
7f6d8879336239a43dbb6c9f13178cb11cf7ed09 vp90-2-05-resize.ivf.md5
495256cfd123fe777b2c0406862ed8468a1f4677 vp91-2-04-yv444.webm
65e3a7ffef61ab340d9140f335ecc49125970c2c vp91-2-04-yv444.webm.md5

2
test/test.mk
View File

@ -631,5 +631,7 @@ LIBVPX_TEST_DATA-$(CONFIG_VP9_DECODER) += vp90-2-03-size-226x226.webm
LIBVPX_TEST_DATA-$(CONFIG_VP9_DECODER) += vp90-2-03-size-226x226.webm.md5
LIBVPX_TEST_DATA-$(CONFIG_VP9_DECODER) += vp90-2-03-deltaq.webm
LIBVPX_TEST_DATA-$(CONFIG_VP9_DECODER) += vp90-2-03-deltaq.webm.md5
LIBVPX_TEST_DATA-$(CONFIG_VP9_DECODER) += vp90-2-05-resize.ivf
LIBVPX_TEST_DATA-$(CONFIG_VP9_DECODER) += vp90-2-05-resize.ivf.md5
LIBVPX_TEST_DATA-$(CONFIG_VP9_DECODER) += vp91-2-04-yv444.webm
LIBVPX_TEST_DATA-$(CONFIG_VP9_DECODER) += vp91-2-04-yv444.webm.md5

1
test/test_vector_test.cc
View File

@ -160,6 +160,7 @@ const char *kVP9TestVectors[] = {
"vp90-2-03-size-226x202.webm", "vp90-2-03-size-226x208.webm",
"vp90-2-03-size-226x210.webm", "vp90-2-03-size-226x224.webm",
"vp90-2-03-size-226x226.webm", "vp90-2-03-deltaq.webm",
"vp90-2-05-resize.ivf",
#if CONFIG_NON420
"vp91-2-04-yv444.webm"
#endif

4
vpx/src/vpx_encoder.c
View File

@ -215,11 +215,11 @@ vpx_codec_err_t vpx_codec_encode(vpx_codec_ctx_t *ctx,
else if (!(ctx->iface->caps & VPX_CODEC_CAP_ENCODER))
res = VPX_CODEC_INCAPABLE;
else {
unsigned int num_enc = ctx->priv->enc.total_encoders;
/* Execute in a normalized floating point environment, if the platform
* requires it.
*/
unsigned int num_enc = ctx->priv->enc.total_encoders;
FLOATING_POINT_INIT();
if (num_enc == 1)