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lavc: Move pre_me to codec private options 

This option is only used by mpegvideoenc.
It is a very codec-specific option, so deprecate the global variant.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
This commit is contained in:
Vittorio Giovara 2015-11-09 03:15:06 +01:00
parent 5b6f42da98
commit 0e9c4fe254
4 changed files with 12 additions and 6 deletions
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9
libavcodec/avcodec.h
View File

@ -1757,12 +1757,11 @@ typedef struct AVCodecContext {
*/
int last_predictor_count;
/**
* prepass for motion estimation
* - encoding: Set by user.
* - decoding: unused
*/
#if FF_API_PRIVATE_OPT
/** @deprecated use encoder private options instead */
attribute_deprecated
int pre_me;
#endif
/**
* motion estimation prepass comparison function

2
libavcodec/mpegvideo.h
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@ -251,6 +251,7 @@ typedef struct MpegEncContext {
#endif
int motion_est; ///< ME algorithm
int me_penalty_compensation;
int me_pre; ///< prepass for motion estimation
int mv_dir;
#define MV_DIR_FORWARD 1
#define MV_DIR_BACKWARD 2
@ -618,6 +619,7 @@ FF_MPV_OPT_CMP_FUNC, \
{"mpeg_quant", "Use MPEG quantizers instead of H.263", FF_MPV_OFFSET(mpeg_quant), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 1, FF_MPV_OPT_FLAGS }, \
{"ps", "RTP payload size in bytes", FF_MPV_OFFSET(rtp_payload_size), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \
{"mepc", "Motion estimation bitrate penalty compensation (1.0 = 256)", FF_MPV_OFFSET(me_penalty_compensation), AV_OPT_TYPE_INT, {.i64 = 256 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \
{"mepre", "pre motion estimation", FF_MPV_OFFSET(me_pre), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS }, \
extern const AVOption ff_mpv_generic_options[];

5
libavcodec/mpegvideo_enc.c
View File

@ -300,6 +300,8 @@ FF_DISABLE_DEPRECATION_WARNINGS
s->rtp_payload_size = avctx->rtp_payload_size;
if (avctx->me_penalty_compensation)
s->me_penalty_compensation = avctx->me_penalty_compensation;
if (avctx->pre_me)
s->me_pre = avctx->pre_me;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
@ -3465,7 +3467,8 @@ static int encode_picture(MpegEncContext *s, int picture_number)
s->lambda = (s->lambda * s->me_penalty_compensation + 128) >> 8;
s->lambda2 = (s->lambda2 * (int64_t) s->me_penalty_compensation + 128) >> 8;
if (s->pict_type != AV_PICTURE_TYPE_B) {
if((s->avctx->pre_me && s->last_non_b_pict_type==AV_PICTURE_TYPE_I) || s->avctx->pre_me==2){
if ((s->me_pre && s->last_non_b_pict_type == AV_PICTURE_TYPE_I) ||
s->me_pre == 2) {
s->avctx->execute(s->avctx, pre_estimate_motion_thread, &s->thread_context[0], NULL, context_count, sizeof(void*));
}
}

2
libavcodec/options_table.h
View File

@ -279,7 +279,9 @@ static const AVOption avcodec_options[] = {
{"ildctcmp", "interlaced DCT compare function", OFFSET(ildct_cmp), AV_OPT_TYPE_INT, {.i64 = FF_CMP_VSAD }, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"dia_size", "diamond type & size for motion estimation", OFFSET(dia_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},
{"last_pred", "amount of motion predictors from the previous frame", OFFSET(last_predictor_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},
#if FF_API_PRIVATE_OPT
{"preme", "pre motion estimation", OFFSET(pre_me), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},
#endif
{"precmp", "pre motion estimation compare function", OFFSET(me_pre_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"sad", "sum of absolute differences, fast (default)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SAD }, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"sse", "sum of squared errors", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SSE }, INT_MIN, INT_MAX, V|E, "cmp_func"},