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Diffstat (limited to 'libavcodec/mpegvideo_enc.c')
-rw-r--r--libavcodec/mpegvideo_enc.c37
1 files changed, 19 insertions, 18 deletions
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 96f49ef4c9..17cdb87f2c 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -439,7 +439,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
s->codec_id != AV_CODEC_ID_MPEG4 &&
s->codec_id != AV_CODEC_ID_MPEG1VIDEO &&
s->codec_id != AV_CODEC_ID_MPEG2VIDEO) {
- av_log(avctx, AV_LOG_ERROR, "b frames not supported by codec\n");
+ av_log(avctx, AV_LOG_ERROR, "B-frames not supported by codec\n");
return -1;
}
@@ -508,7 +508,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
}
if (s->max_b_frames != 0) {
av_log(avctx, AV_LOG_ERROR,
- "b frames cannot be used with low delay\n");
+ "B-frames cannot be used with low delay\n");
return -1;
}
}
@@ -850,7 +850,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
s->intra_matrix[j] =
s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i];
} else {
- /* mpeg1/2 */
+ /* MPEG-1/2 */
s->intra_matrix[j] = ff_mpeg1_default_intra_matrix[i];
s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i];
}
@@ -1158,7 +1158,7 @@ static int load_input_picture(MpegEncContext *s, const AVFrame *pic_arg)
return ret;
pic->f->display_picture_number = display_picture_number;
- pic->f->pts = pts; // we set this here to avoid modifiying pic_arg
+ pic->f->pts = pts; // we set this here to avoid modifying pic_arg
} else {
/* Flushing: When we have not received enough input frames,
* ensure s->input_picture[0] contains the first picture */
@@ -1370,7 +1370,7 @@ static int select_input_picture(MpegEncContext *s)
if (s->frame_skip_threshold || s->frame_skip_factor) {
if (s->picture_in_gop_number < s->gop_size &&
skip_check(s, s->input_picture[0], s->next_picture_ptr)) {
- // FIXME check that te gop check above is +-1 correct
+ // FIXME check that the gop check above is +-1 correct
av_frame_unref(s->input_picture[0]->f);
emms_c();
@@ -1438,7 +1438,7 @@ static int select_input_picture(MpegEncContext *s)
if (s->input_picture[b_frames]->f->pict_type == AV_PICTURE_TYPE_B &&
b_frames == s->max_b_frames) {
av_log(s->avctx, AV_LOG_ERROR,
- "warning, too many b frames in a row\n");
+ "warning, too many B-frames in a row\n");
}
if (s->picture_in_gop_number + b_frames >= s->gop_size) {
@@ -1482,7 +1482,7 @@ no_output_pic:
return ret;
if (s->reordered_input_picture[0]->shared || s->avctx->rc_buffer_size) {
- // input is a shared pix, so we can't modifiy it -> alloc a new
+ // input is a shared pix, so we can't modify it -> allocate a new
// one & ensure that the shared one is reuseable
Picture *pic;
@@ -1827,7 +1827,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
s->frame_bits = put_bits_count(&s->pb);
}
- /* update mpeg1/2 vbv_delay for CBR */
+ /* update MPEG-1/2 vbv_delay for CBR */
if (s->avctx->rc_max_rate &&
s->avctx->rc_min_rate == s->avctx->rc_max_rate &&
s->out_format == FMT_MPEG1 &&
@@ -2396,7 +2396,7 @@ static inline void copy_context_before_encode(MpegEncContext *d, MpegEncContext
memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster than a loop?
- /* mpeg1 */
+ /* MPEG-1 */
d->mb_skip_run= s->mb_skip_run;
for(i=0; i<3; i++)
d->last_dc[i] = s->last_dc[i];
@@ -2425,7 +2425,7 @@ static inline void copy_context_after_encode(MpegEncContext *d, MpegEncContext *
memcpy(d->mv, s->mv, 2*4*2*sizeof(int));
memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster than a loop?
- /* mpeg1 */
+ /* MPEG-1 */
d->mb_skip_run= s->mb_skip_run;
for(i=0; i<3; i++)
d->last_dc[i] = s->last_dc[i];
@@ -3264,7 +3264,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
ff_mpv_decode_mb(s, s->block);
}
- /* clean the MV table in IPS frames for direct mode in B frames */
+ /* clean the MV table in IPS frames for direct mode in B-frames */
if(s->mb_intra /* && I,P,S_TYPE */){
s->p_mv_table[xy][0]=0;
s->p_mv_table[xy][1]=0;
@@ -3420,7 +3420,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
s->me.mb_var_sum_temp =
s->me.mc_mb_var_sum_temp = 0;
- /* we need to initialize some time vars before we can encode b-frames */
+ /* we need to initialize some time vars before we can encode B-frames */
// RAL: Condition added for MPEG1VIDEO
if (s->codec_id == AV_CODEC_ID_MPEG1VIDEO || s->codec_id == AV_CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->msmpeg4_version))
set_frame_distances(s);
@@ -3795,7 +3795,7 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
if(s->out_format == FMT_H263){
unquant_coeff= alevel*qmul + qadd;
- }else{ //MPEG1
+ } else { // MPEG-1
j = s->idsp.idct_permutation[scantable[i]]; // FIXME: optimize
if(s->mb_intra){
unquant_coeff = (int)( alevel * qscale * s->intra_matrix[j]) >> 3;
@@ -3865,7 +3865,7 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
score_tab[i+1]= best_score;
- //Note: there is a vlc code in mpeg4 which is 1 bit shorter then another one with a shorter run and the same level
+ // Note: there is a vlc code in MPEG-4 which is 1 bit shorter then another one with a shorter run and the same level
if(last_non_zero <= 27){
for(; survivor_count; survivor_count--){
if(score_tab[ survivor[survivor_count-1] ] <= best_score)
@@ -3885,7 +3885,8 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
last_score= 256*256*256*120;
for(i= survivor[0]; i<=last_non_zero + 1; i++){
int score= score_tab[i];
- if(i) score += lambda*2; //FIXME exacter?
+ if (i)
+ score += lambda * 2; // FIXME more exact?
if(score < last_score){
last_score= score;
@@ -3916,7 +3917,7 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
if(s->out_format == FMT_H263){
unquant_coeff= (alevel*qmul + qadd)>>3;
- }else{ //MPEG1
+ } else { // MPEG-1
unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4;
unquant_coeff = (unquant_coeff - 1) | 1;
}
@@ -4039,7 +4040,7 @@ static int messed_sign=0;
#endif
dc += (1<<(RECON_SHIFT-1));
for(i=0; i<64; i++){
- rem[i]= dc - (orig[i]<<RECON_SHIFT); //FIXME use orig dirrectly instead of copying to rem[]
+ rem[i] = dc - (orig[i] << RECON_SHIFT); // FIXME use orig directly instead of copying to rem[]
}
#ifdef REFINE_STATS
STOP_TIMER("memset rem[]")}
@@ -4350,7 +4351,7 @@ STOP_TIMER("iterative search")
}
/**
- * Permute an 8x8 block according to permuatation.
+ * Permute an 8x8 block according to permutation.
* @param block the block which will be permuted according to
* the given permutation vector
* @param permutation the permutation vector
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-17 08:34:56 +0000