avcodec: remove long dead debug_mv code

FF_API_DEBUG_MV has been zero since ffmpeg 4.0

Signed-off-by: James Almer <jamrial@gmail.com>

fftools/ffmpeg.c

@@ -4032,11 +4032,7 @@ static int check_keyboard_interaction(int64_t cur_time)
         if(key == 'D') {
             debug = input_streams[0]->dec_ctx->debug << 1;
             if(!debug) debug = 1;
-            while(debug & (FF_DEBUG_DCT_COEFF
-#if FF_API_DEBUG_MV
-                                             |FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE
-#endif
-                                                                                  )) //unsupported, would just crash
+            while (debug & FF_DEBUG_DCT_COEFF) //unsupported, would just crash
                 debug += debug;
         }else{
             char buf[32];

libavcodec/avcodec.h

@@ -1619,39 +1619,17 @@ typedef struct AVCodecContext {
 #define FF_DEBUG_BITSTREAM   4
 #define FF_DEBUG_MB_TYPE     8
 #define FF_DEBUG_QP          16
-#if FF_API_DEBUG_MV
-/**
- * @deprecated this option does nothing
- */
-#define FF_DEBUG_MV          32
-#endif
 #define FF_DEBUG_DCT_COEFF   0x00000040
 #define FF_DEBUG_SKIP        0x00000080
 #define FF_DEBUG_STARTCODE   0x00000100
 #define FF_DEBUG_ER          0x00000400
 #define FF_DEBUG_MMCO        0x00000800
 #define FF_DEBUG_BUGS        0x00001000
-#if FF_API_DEBUG_MV
-#define FF_DEBUG_VIS_QP      0x00002000
-#define FF_DEBUG_VIS_MB_TYPE 0x00004000
-#endif
 #define FF_DEBUG_BUFFERS     0x00008000
 #define FF_DEBUG_THREADS     0x00010000
 #define FF_DEBUG_GREEN_MD    0x00800000
 #define FF_DEBUG_NOMC        0x01000000
 
-#if FF_API_DEBUG_MV
-    /**
-     * debug
-     * - encoding: Set by user.
-     * - decoding: Set by user.
-     */
-    int debug_mv;
-#define FF_DEBUG_VIS_MV_P_FOR  0x00000001 // visualize forward predicted MVs of P-frames
-#define FF_DEBUG_VIS_MV_B_FOR  0x00000002 // visualize forward predicted MVs of B-frames
-#define FF_DEBUG_VIS_MV_B_BACK 0x00000004 // visualize backward predicted MVs of B-frames
-#endif
-
     /**
      * Error recognition; may misdetect some more or less valid parts as errors.
      * - encoding: unused
@@ -2163,7 +2141,6 @@ typedef struct AVCodecContext {
      */
     int seek_preroll;
 
-#if !FF_API_DEBUG_MV
     /**
      * debug motion vectors
      * - encoding: Set by user.
@@ -2173,7 +2150,6 @@ typedef struct AVCodecContext {
 #define FF_DEBUG_VIS_MV_P_FOR  0x00000001 //visualize forward predicted MVs of P frames
 #define FF_DEBUG_VIS_MV_B_FOR  0x00000002 //visualize forward predicted MVs of B frames
 #define FF_DEBUG_VIS_MV_B_BACK 0x00000004 //visualize backward predicted MVs of B frames
-#endif
 
     /**
      * custom intra quantization matrix

libavcodec/mpegpicture.c

@@ -203,9 +203,6 @@ static int alloc_picture_tables(AVCodecContext *avctx, Picture *pic, int encodin
     }
 
     if (out_format == FMT_H263 || encoding ||
-#if FF_API_DEBUG_MV
-        avctx->debug_mv ||
-#endif
         (avctx->export_side_data & AV_CODEC_EXPORT_DATA_MVS)) {
         int mv_size        = 2 * (b8_array_size + 4) * sizeof(int16_t);
         int ref_index_size = 4 * mb_array_size;

libavcodec/mpegutils.c

@@ -262,132 +262,4 @@ void ff_print_debug_info2(AVCodecContext *avctx, AVFrame *pict, uint8_t *mbskip_
             av_log(avctx, AV_LOG_DEBUG, "\n");
         }
     }
-
-#if FF_API_DEBUG_MV
-    if ((avctx->debug & (FF_DEBUG_VIS_QP | FF_DEBUG_VIS_MB_TYPE)) ||
-        (avctx->debug_mv)) {
-        int mb_y;
-        int i, ret;
-        int h_chroma_shift, v_chroma_shift, block_height;
-        const int mv_sample_log2 = avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_SVQ3 ? 2 : 1;
-        const int mv_stride      = (mb_width << mv_sample_log2) +
-                                   (avctx->codec->id == AV_CODEC_ID_H264 ? 0 : 1);
-
-        if (low_delay)
-            *low_delay = 0; // needed to see the vectors without trashing the buffers
-
-        ret = av_pix_fmt_get_chroma_sub_sample (avctx->pix_fmt, &h_chroma_shift, &v_chroma_shift);
-        if (ret)
-            return ret;
-
-        av_frame_make_writable(pict);
-
-        pict->opaque = NULL;
-        block_height = 16 >> v_chroma_shift;
-
-        for (mb_y = 0; mb_y < mb_height; mb_y++) {
-            int mb_x;
-            for (mb_x = 0; mb_x < mb_width; mb_x++) {
-                const int mb_index = mb_x + mb_y * mb_stride;
-                if ((avctx->debug & FF_DEBUG_VIS_QP)) {
-                    uint64_t c = (qscale_table[mb_index] * 128 / 31) *
-                                 0x0101010101010101ULL;
-                    int y;
-                    for (y = 0; y < block_height; y++) {
-                        *(uint64_t *)(pict->data[1] + 8 * mb_x +
-                                      (block_height * mb_y + y) *
-                                      pict->linesize[1]) = c;
-                        *(uint64_t *)(pict->data[2] + 8 * mb_x +
-                                      (block_height * mb_y + y) *
-                                      pict->linesize[2]) = c;
-                    }
-                }
-                if ((avctx->debug & FF_DEBUG_VIS_MB_TYPE) &&
-                    motion_val[0]) {
-                    int mb_type = mbtype_table[mb_index];
-                    uint64_t u,v;
-                    int y;
-#define COLOR(theta, r) \
-    u = (int)(128 + r * cos(theta * M_PI / 180)); \
-    v = (int)(128 + r * sin(theta * M_PI / 180));
-
-
-                    u = v = 128;
-                    if (IS_PCM(mb_type)) {
-                        COLOR(120, 48)
-                    } else if ((IS_INTRA(mb_type) && IS_ACPRED(mb_type)) ||
-                               IS_INTRA16x16(mb_type)) {
-                        COLOR(30, 48)
-                    } else if (IS_INTRA4x4(mb_type)) {
-                        COLOR(90, 48)
-                    } else if (IS_DIRECT(mb_type) && IS_SKIP(mb_type)) {
-                        // COLOR(120, 48)
-                    } else if (IS_DIRECT(mb_type)) {
-                        COLOR(150, 48)
-                    } else if (IS_GMC(mb_type) && IS_SKIP(mb_type)) {
-                        COLOR(170, 48)
-                    } else if (IS_GMC(mb_type)) {
-                        COLOR(190, 48)
-                    } else if (IS_SKIP(mb_type)) {
-                        // COLOR(180, 48)
-                    } else if (!USES_LIST(mb_type, 1)) {
-                        COLOR(240, 48)
-                    } else if (!USES_LIST(mb_type, 0)) {
-                        COLOR(0, 48)
-                    } else {
-                        av_assert2(USES_LIST(mb_type, 0) && USES_LIST(mb_type, 1));
-                        COLOR(300,48)
-                    }
-
-                    u *= 0x0101010101010101ULL;
-                    v *= 0x0101010101010101ULL;
-                    for (y = 0; y < block_height; y++) {
-                        *(uint64_t *)(pict->data[1] + 8 * mb_x +
-                                      (block_height * mb_y + y) * pict->linesize[1]) = u;
-                        *(uint64_t *)(pict->data[2] + 8 * mb_x +
-                                      (block_height * mb_y + y) * pict->linesize[2]) = v;
-                    }
-
-                    // segmentation
-                    if (IS_8X8(mb_type) || IS_16X8(mb_type)) {
-                        *(uint64_t *)(pict->data[0] + 16 * mb_x + 0 +
-                                      (16 * mb_y + 8) * pict->linesize[0]) ^= 0x8080808080808080ULL;
-                        *(uint64_t *)(pict->data[0] + 16 * mb_x + 8 +
-                                      (16 * mb_y + 8) * pict->linesize[0]) ^= 0x8080808080808080ULL;
-                    }
-                    if (IS_8X8(mb_type) || IS_8X16(mb_type)) {
-                        for (y = 0; y < 16; y++)
-                            pict->data[0][16 * mb_x + 8 + (16 * mb_y + y) *
-                                          pict->linesize[0]] ^= 0x80;
-                    }
-                    if (IS_8X8(mb_type) && mv_sample_log2 >= 2) {
-                        int dm = 1 << (mv_sample_log2 - 2);
-                        for (i = 0; i < 4; i++) {
-                            int sx = mb_x * 16 + 8 * (i & 1);
-                            int sy = mb_y * 16 + 8 * (i >> 1);
-                            int xy = (mb_x * 2 + (i & 1) +
-                                     (mb_y * 2 + (i >> 1)) * mv_stride) << (mv_sample_log2 - 1);
-                            // FIXME bidir
-                            int32_t *mv = (int32_t *) &motion_val[0][xy];
-                            if (mv[0] != mv[dm] ||
-                                mv[dm * mv_stride] != mv[dm * (mv_stride + 1)])
-                                for (y = 0; y < 8; y++)
-                                    pict->data[0][sx + 4 + (sy + y) * pict->linesize[0]] ^= 0x80;
-                            if (mv[0] != mv[dm * mv_stride] || mv[dm] != mv[dm * (mv_stride + 1)])
-                                *(uint64_t *)(pict->data[0] + sx + (sy + 4) *
-                                              pict->linesize[0]) ^= 0x8080808080808080ULL;
-                        }
-                    }
-
-                    if (IS_INTERLACED(mb_type) &&
-                        avctx->codec->id == AV_CODEC_ID_H264) {
-                        // hmm
-                    }
-                }
-                if (mbskip_table)
-                    mbskip_table[mb_index] = 0;
-            }
-        }
-    }
-#endif
 }

libavcodec/options_table.h

@@ -208,9 +208,6 @@ static const AVOption avcodec_options[] = {
 {"bitstream", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BITSTREAM }, INT_MIN, INT_MAX, V|D, "debug"},
 {"mb_type", "macroblock (MB) type", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_MB_TYPE }, INT_MIN, INT_MAX, V|D, "debug"},
 {"qp", "per-block quantization parameter (QP)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_QP }, INT_MIN, INT_MAX, V|D, "debug"},
-#if FF_API_DEBUG_MV
-{"mv", "motion vector", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_MV }, INT_MIN, INT_MAX, V|D, "debug"},
-#endif
 {"dct_coeff", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_DCT_COEFF }, INT_MIN, INT_MAX, V|D, "debug"},
 {"green_metadata", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_GREEN_MD }, INT_MIN, INT_MAX, V|D, "debug"},
 {"skip", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_SKIP }, INT_MIN, INT_MAX, V|D, "debug"},
@@ -218,10 +215,6 @@ static const AVOption avcodec_options[] = {
 {"er", "error recognition", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_ER }, INT_MIN, INT_MAX, V|D, "debug"},
 {"mmco", "memory management control operations (H.264)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_MMCO }, INT_MIN, INT_MAX, V|D, "debug"},
 {"bugs", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BUGS }, INT_MIN, INT_MAX, V|D, "debug"},
-#if FF_API_DEBUG_MV
-{"vis_qp", "visualize quantization parameter (QP), lower QP are tinted greener", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_VIS_QP }, INT_MIN, INT_MAX, V|D, "debug"},
-{"vis_mb_type", "visualize block types", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_VIS_MB_TYPE }, INT_MIN, INT_MAX, V|D, "debug"},
-#endif
 {"buffers", "picture buffer allocations", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BUFFERS }, INT_MIN, INT_MAX, V|D, "debug"},
 {"thread_ops", "threading operations", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_THREADS }, INT_MIN, INT_MAX, V|A|D, "debug"},
 {"nomc", "skip motion compensation", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_NOMC }, INT_MIN, INT_MAX, V|A|D, "debug"},

libavcodec/pthread_frame.c

@@ -774,10 +774,6 @@ int ff_frame_thread_init(AVCodecContext *avctx)
 
     if (!thread_count) {
         int nb_cpus = av_cpu_count();
-#if FF_API_DEBUG_MV
-        if ((avctx->debug & (FF_DEBUG_VIS_QP | FF_DEBUG_VIS_MB_TYPE)) || avctx->debug_mv)
-            nb_cpus = 1;
-#endif
         // use number of cores + 1 as thread count if there is more than one
         if (nb_cpus > 1)
             thread_count = avctx->thread_count = FFMIN(nb_cpus + 1, MAX_AUTO_THREADS);

libavcodec/version.h

@@ -54,9 +54,6 @@
 #ifndef FF_API_LOWRES
 #define FF_API_LOWRES            (LIBAVCODEC_VERSION_MAJOR < 59)
 #endif
-#ifndef FF_API_DEBUG_MV
-#define FF_API_DEBUG_MV          (LIBAVCODEC_VERSION_MAJOR < 58)
-#endif
 #ifndef FF_API_AVCTX_TIMEBASE
 #define FF_API_AVCTX_TIMEBASE    (LIBAVCODEC_VERSION_MAJOR < 59)
 #endif