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add helpful PrintBlockInfo() function

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(protected under a DEBUG_BLOCK compile flag)

Change-Id: Icb8da02dbd00e5cf856c314943c212f1c9578d9b
This commit is contained in:
skal 2013-10-30 19:25:27 +01:00
parent 596a6d73ce
commit 1e898619cb
1 changed files with 57 additions and 0 deletions
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57
src/enc/quant.c
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@ -34,12 +34,69 @@
#define MULT_8B(a, b) (((a) * (b) + 128) >> 8)
// #define DEBUG_BLOCK
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
//------------------------------------------------------------------------------
#if defined(DEBUG_BLOCK)
#include <stdio.h>
#include <stdlib.h>
static void PrintBlockInfo(const VP8EncIterator* const it,
const VP8ModeScore* const rd) {
int i, j;
const int is_i16 = (it->mb_->type_ == 1);
printf("SOURCE / OUTPUT / ABS DELTA\n");
for (j = 0; j < 24; ++j) {
if (j == 16) printf("\n"); // newline before the U/V block
for (i = 0; i < 16; ++i) printf("%3d ", it->yuv_in_[i + j * BPS]);
printf(" ");
for (i = 0; i < 16; ++i) printf("%3d ", it->yuv_out_[i + j * BPS]);
printf(" ");
for (i = 0; i < 16; ++i) {
printf("%1d ", abs(it->yuv_out_[i + j * BPS] - it->yuv_in_[i + j * BPS]));
}
printf("\n");
}
printf("\nD:%d SD:%d R:%d H:%d nz:0x%x score:%d\n",
(int)rd->D, (int)rd->SD, (int)rd->R, (int)rd->H, (int)rd->nz,
(int)rd->score);
if (is_i16) {
printf("Mode: %d\n", rd->mode_i16);
printf("y_dc_levels:");
for (i = 0; i < 16; ++i) printf("%3d ", rd->y_dc_levels[i]);
printf("\n");
} else {
printf("Modes[16]: ");
for (i = 0; i < 16; ++i) printf("%d ", rd->modes_i4[i]);
printf("\n");
}
printf("y_ac_levels:\n");
for (j = 0; j < 16; ++j) {
for (i = is_i16 ? 1 : 0; i < 16; ++i) {
printf("%4d ", rd->y_ac_levels[j][i]);
}
printf("\n");
}
printf("\n");
printf("uv_levels (mode=%d):\n", rd->mode_uv);
for (j = 0; j < 8; ++j) {
for (i = 0; i < 16; ++i) {
printf("%4d ", rd->uv_levels[j][i]);
}
printf("\n");
}
}
#endif // DEBUG_BLOCK
//------------------------------------------------------------------------------
static WEBP_INLINE int clip(int v, int m, int M) {
return v < m ? m : v > M ? M : v;
}