mpeg12enc: add intra_vlc private option.

Deprecate CODEC_FLAG2_INTRA_VLC.

libavcodec/arm/asm-offsets.h

@@ -29,11 +29,11 @@
 #endif
 
 /* MpegEncContext */
-#define Y_DC_SCALE               0xa8
-#define C_DC_SCALE               0xac
-#define AC_PRED                  0xb0
-#define BLOCK_LAST_INDEX         0xb4
-#define H263_AIC                 0xe4
-#define INTER_SCANTAB_RASTER_END 0x12c
+#define Y_DC_SCALE               0xac
+#define C_DC_SCALE               0xb0
+#define AC_PRED                  0xb4
+#define BLOCK_LAST_INDEX         0xb8
+#define H263_AIC                 0xe8
+#define INTER_SCANTAB_RASTER_END 0x130
 
 #endif /* AVCODEC_ARM_ASM_OFFSETS_H */

libavcodec/avcodec.h

@@ -616,7 +616,9 @@ typedef struct RcOverride{
 #define CODEC_FLAG2_AUD           0x00000200 ///< H.264 access unit delimiters
 #define CODEC_FLAG2_BRDO          0x00000400 ///< B-frame rate-distortion optimization
 #endif
+#if FF_API_MPEGVIDEO_GLOBAL_OPTS
 #define CODEC_FLAG2_INTRA_VLC     0x00000800 ///< Use MPEG-2 intra VLC table.
+#endif
 #define CODEC_FLAG2_MEMC_ONLY     0x00001000 ///< Only do ME/MC (I frames -> ref, P frame -> ME+MC).
 #define CODEC_FLAG2_DROP_FRAME_TIMECODE 0x00002000 ///< timecode is in drop frame format.
 #define CODEC_FLAG2_SKIP_RD       0x00004000 ///< RD optimal MB level residual skipping

libavcodec/mpeg12enc.c

@@ -33,6 +33,8 @@
 #include "mpeg12data.h"
 #include "bytestream.h"
 
+#include "libavutil/log.h"
+#include "libavutil/opt.h"
 
 static const uint8_t inv_non_linear_qscale[13] = {
     0, 2, 4, 6, 8,
@@ -925,6 +927,24 @@ static void mpeg1_encode_block(MpegEncContext *s,
     put_bits(&s->pb, table_vlc[112][1], table_vlc[112][0]);
 }
 
+#define OFFSET(x) offsetof(MpegEncContext, x)
+#define VE AV_OPT_FLAG_ENCODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM
+static const AVOption options[] = {
+    { "intra_vlc",           "Use MPEG-2 intra VLC table.",       OFFSET(intra_vlc_format),    FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
+    { NULL },
+};
+
+#define mpeg12_class(x)\
+static const AVClass mpeg## x ##_class = {\
+    .class_name   = "mpeg" #x "video encoder",\
+    .item_name    = av_default_item_name,\
+    .option       = options,\
+    .version      = LIBAVUTIL_VERSION_INT,\
+};
+
+mpeg12_class(1)
+mpeg12_class(2)
+
 AVCodec ff_mpeg1video_encoder = {
     .name           = "mpeg1video",
     .type           = AVMEDIA_TYPE_VIDEO,
@@ -937,6 +957,7 @@ AVCodec ff_mpeg1video_encoder = {
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .capabilities= CODEC_CAP_DELAY | CODEC_CAP_SLICE_THREADS,
     .long_name= NULL_IF_CONFIG_SMALL("MPEG-1 video"),
+    .priv_class     = &mpeg1_class,
 };
 
 AVCodec ff_mpeg2video_encoder = {
@@ -951,4 +972,5 @@ AVCodec ff_mpeg2video_encoder = {
     .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE},
     .capabilities= CODEC_CAP_DELAY | CODEC_CAP_SLICE_THREADS,
     .long_name= NULL_IF_CONFIG_SMALL("MPEG-2 video"),
+    .priv_class     = &mpeg2_class,
 };

libavcodec/mpegvideo.h

@@ -199,6 +199,7 @@ typedef struct MotionEstContext{
  * MpegEncContext.
  */
 typedef struct MpegEncContext {
+    AVClass *class;
     struct AVCodecContext *avctx;
     /* the following parameters must be initialized before encoding */
     int width, height;///< picture size. must be a multiple of 16

libavcodec/mpegvideo_enc.c

@@ -336,7 +336,9 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
     s->obmc= !!(s->flags & CODEC_FLAG_OBMC);
     s->loop_filter= !!(s->flags & CODEC_FLAG_LOOP_FILTER);
     s->alternate_scan= !!(s->flags & CODEC_FLAG_ALT_SCAN);
+#if FF_API_MPEGVIDEO_GLOBAL_OPTS
     s->intra_vlc_format= !!(s->flags2 & CODEC_FLAG2_INTRA_VLC);
+#endif
     s->q_scale_type= !!(s->flags2 & CODEC_FLAG2_NON_LINEAR_QUANT);
 
     if(avctx->rc_max_rate && !avctx->rc_buffer_size){

libavcodec/options.c

@@ -407,7 +407,9 @@ static const AVOption options[]={
 {"partb8x8", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = X264_PART_B8X8 }, INT_MIN, INT_MAX, V|E, "partitions"},
 {"sc_factor", "multiplied by qscale for each frame and added to scene_change_score", OFFSET(scenechange_factor), FF_OPT_TYPE_INT, {.dbl = 6 }, 0, INT_MAX, V|E},
 {"mv0_threshold", NULL, OFFSET(mv0_threshold), FF_OPT_TYPE_INT, {.dbl = 256 }, 0, INT_MAX, V|E},
+#if FF_API_MPEGVIDEO_GLOBAL_OPTS
 {"ivlc", "intra vlc table", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG2_INTRA_VLC }, INT_MIN, INT_MAX, V|E, "flags2"},
+#endif
 {"b_sensitivity", "adjusts sensitivity of b_frame_strategy 1", OFFSET(b_sensitivity), FF_OPT_TYPE_INT, {.dbl = 40 }, 1, INT_MAX, V|E},
 {"compression_level", NULL, OFFSET(compression_level), FF_OPT_TYPE_INT, {.dbl = FF_COMPRESSION_DEFAULT }, INT_MIN, INT_MAX, V|A|E},
 {"min_prediction_order", NULL, OFFSET(min_prediction_order), FF_OPT_TYPE_INT, {.dbl = -1 }, INT_MIN, INT_MAX, A|E},

libavcodec/version.h

@@ -86,5 +86,8 @@
 #ifndef FF_API_X264_GLOBAL_OPTS
 #define FF_API_X264_GLOBAL_OPTS (LIBAVCODEC_VERSION_MAJOR < 54)
 #endif
+#ifndef FF_API_MPEGVIDEO_GLOBAL_OPTS
+#define FF_API_MPEGVIDEO_GLOBAL_OPTS (LIBAVCODEC_VERSION_MAJOR < 54)
+#endif
 
 #endif /* AVCODEC_VERSION_H */