From 6647ab80e36aa2484a145029141984843958b246 Mon Sep 17 00:00:00 2001 From: Ramiro Polla Date: Sun, 13 Jul 2008 14:27:48 +0000 Subject: [PATCH] bitstream: move put_sbits() from flacenc.c to bitstream.h and use it throughout libavcodec. Originally committed as revision 14204 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/adpcm.c | 2 +- libavcodec/asv1.c | 2 +- libavcodec/bitstream.h | 7 +++++++ libavcodec/flacenc.c | 7 ------- libavcodec/golomb.h | 2 +- libavcodec/h261enc.c | 4 ++-- libavcodec/h263.c | 16 ++++++++-------- libavcodec/mjpegenc.c | 4 ++-- libavcodec/mpeg12enc.c | 20 ++++++++++---------- libavcodec/msmpeg4.c | 2 +- libavcodec/rv10.c | 2 +- 11 files changed, 34 insertions(+), 34 deletions(-) diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c index 0e5160424..9cd03fe78 100644 --- a/libavcodec/adpcm.c +++ b/libavcodec/adpcm.c @@ -563,7 +563,7 @@ static int adpcm_encode_frame(AVCodecContext *avctx, //Init the encoder state for(i=0; ichannels; i++){ c->status[i].step_index = av_clip(c->status[i].step_index, 0, 63); // clip step so it fits 6 bits - put_bits(&pb, 16, samples[i] & 0xFFFF); + put_sbits(&pb, 16, samples[i]); put_bits(&pb, 6, c->status[i].step_index); c->status[i].prev_sample = (signed short)samples[i]; } diff --git a/libavcodec/asv1.c b/libavcodec/asv1.c index 7bf93fbf3..f7ef68e34 100644 --- a/libavcodec/asv1.c +++ b/libavcodec/asv1.c @@ -166,7 +166,7 @@ static inline void asv1_put_level(PutBitContext *pb, int level){ if(index <= 6) put_bits(pb, level_tab[index][1], level_tab[index][0]); else{ put_bits(pb, level_tab[3][1], level_tab[3][0]); - put_bits(pb, 8, level&0xFF); + put_sbits(pb, 8, level); } } diff --git a/libavcodec/bitstream.h b/libavcodec/bitstream.h index b0e4ce998..a90d48df5 100644 --- a/libavcodec/bitstream.h +++ b/libavcodec/bitstream.h @@ -315,6 +315,13 @@ static inline void put_bits(PutBitContext *s, int n, unsigned int value) } #endif +static inline void put_sbits(PutBitContext *pb, int bits, int32_t val) +{ + assert(bits >= 0 && bits <= 31); + + put_bits(pb, bits, val & ((1<= 0 && bits <= 31); - - put_bits(pb, bits, val & ((1< 31) { put_bits(pb, 31, 0); diff --git a/libavcodec/h261enc.c b/libavcodec/h261enc.c index 74f6ab7b0..564113fdf 100644 --- a/libavcodec/h261enc.c +++ b/libavcodec/h261enc.c @@ -61,7 +61,7 @@ void ff_h261_encode_picture_header(MpegEncContext * s, int picture_number){ temp_ref= s->picture_number * (int64_t)30000 * s->avctx->time_base.num / (1001 * (int64_t)s->avctx->time_base.den); //FIXME maybe this should use a timestamp - put_bits(&s->pb, 5, temp_ref & 0x1f); /* TemporalReference */ + put_sbits(&s->pb, 5, temp_ref); /* TemporalReference */ put_bits(&s->pb, 1, 0); /* split screen off */ put_bits(&s->pb, 1, 0); /* camera off */ @@ -309,7 +309,7 @@ static void h261_encode_block(H261Context * h, DCTELEM * block, int n){ put_bits(&s->pb, 6, run); assert(slevel != 0); assert(level <= 127); - put_bits(&s->pb, 8, slevel & 0xff); + put_sbits(&s->pb, 8, slevel); } else { put_bits(&s->pb, 1, sign); } diff --git a/libavcodec/h263.c b/libavcodec/h263.c index 3ffda9ffc..95ad1f3ed 100644 --- a/libavcodec/h263.c +++ b/libavcodec/h263.c @@ -249,7 +249,7 @@ void h263_encode_picture_header(MpegEncContext * s, int picture_number) put_bits(&s->pb, 22, 0x20); /* PSC */ temp_ref= s->picture_number * (int64_t)coded_frame_rate * s->avctx->time_base.num / //FIXME use timestamp (coded_frame_rate_base * (int64_t)s->avctx->time_base.den); - put_bits(&s->pb, 8, temp_ref & 0xff); /* TemporalReference */ + put_sbits(&s->pb, 8, temp_ref); /* TemporalReference */ put_bits(&s->pb, 1, 1); /* marker */ put_bits(&s->pb, 1, 0); /* h263 id */ @@ -326,7 +326,7 @@ void h263_encode_picture_header(MpegEncContext * s, int picture_number) put_bits(&s->pb, 1, best_clock_code); put_bits(&s->pb, 7, best_divisor); } - put_bits(&s->pb, 2, (temp_ref>>8)&3); + put_sbits(&s->pb, 2, temp_ref>>8); } /* Unlimited Unrestricted Motion Vectors Indicator (UUI) */ @@ -2224,11 +2224,11 @@ static void h263_encode_block(MpegEncContext * s, DCTELEM * block, int n) assert(slevel != 0); if(level < 128) - put_bits(&s->pb, 8, slevel & 0xff); + put_sbits(&s->pb, 8, slevel); else{ put_bits(&s->pb, 8, 128); - put_bits(&s->pb, 5, slevel & 0x1f); - put_bits(&s->pb, 6, (slevel>>5)&0x3f); + put_sbits(&s->pb, 5, slevel); + put_sbits(&s->pb, 6, slevel>>5); } }else{ if(level < 64) { // 7-bit level @@ -2236,14 +2236,14 @@ static void h263_encode_block(MpegEncContext * s, DCTELEM * block, int n) put_bits(&s->pb, 1, last); put_bits(&s->pb, 6, run); - put_bits(&s->pb, 7, slevel & 0x7f); + put_sbits(&s->pb, 7, slevel); } else { /* 11-bit level */ put_bits(&s->pb, 1, 1); put_bits(&s->pb, 1, last); put_bits(&s->pb, 6, run); - put_bits(&s->pb, 11, slevel & 0x7ff); + put_sbits(&s->pb, 11, slevel); } } } else { @@ -2804,7 +2804,7 @@ static inline void mpeg4_encode_block(MpegEncContext * s, DCTELEM * block, int n put_bits(ac_pb, 1, last); put_bits(ac_pb, 6, run); put_bits(ac_pb, 1, 1); - put_bits(ac_pb, 12, slevel & 0xfff); + put_sbits(ac_pb, 12, slevel); put_bits(ac_pb, 1, 1); } else { /* second escape */ diff --git a/libavcodec/mjpegenc.c b/libavcodec/mjpegenc.c index 5ef6db5ac..9268af0e1 100644 --- a/libavcodec/mjpegenc.c +++ b/libavcodec/mjpegenc.c @@ -369,7 +369,7 @@ void ff_mjpeg_encode_dc(MpegEncContext *s, int val, put_bits(&s->pb, huff_size[nbits], huff_code[nbits]); - put_bits(&s->pb, nbits, mant & ((1 << nbits) - 1)); + put_sbits(&s->pb, nbits, mant); } } @@ -421,7 +421,7 @@ static void encode_block(MpegEncContext *s, DCTELEM *block, int n) put_bits(&s->pb, huff_size_ac[code], huff_code_ac[code]); - put_bits(&s->pb, nbits, mant & ((1 << nbits) - 1)); + put_sbits(&s->pb, nbits, mant); run = 0; } } diff --git a/libavcodec/mpeg12enc.c b/libavcodec/mpeg12enc.c index 37d1d56a1..6ef7e1ba7 100644 --- a/libavcodec/mpeg12enc.c +++ b/libavcodec/mpeg12enc.c @@ -184,7 +184,7 @@ static void put_header(MpegEncContext *s, int header) { align_put_bits(&s->pb); put_bits(&s->pb, 16, header>>16); - put_bits(&s->pb, 16, header&0xFFFF); + put_sbits(&s->pb, 16, header); } /* put sequence header if needed */ @@ -206,8 +206,8 @@ static void mpeg1_encode_sequence_header(MpegEncContext *s) /* mpeg1 header repeated every gop */ put_header(s, SEQ_START_CODE); - put_bits(&s->pb, 12, s->width & 0xFFF); - put_bits(&s->pb, 12, s->height & 0xFFF); + put_sbits(&s->pb, 12, s->width ); + put_sbits(&s->pb, 12, s->height); for(i=1; i<15; i++){ float error= aspect_ratio; @@ -242,9 +242,9 @@ static void mpeg1_encode_sequence_header(MpegEncContext *s) vbv_buffer_size = (( 20 * s->bit_rate) / (1151929 / 2)) * 8 * 1024; vbv_buffer_size= (vbv_buffer_size + 16383) / 16384; - put_bits(&s->pb, 18, v & 0x3FFFF); + put_sbits(&s->pb, 18, v); put_bits(&s->pb, 1, 1); /* marker */ - put_bits(&s->pb, 10, vbv_buffer_size & 0x3FF); + put_sbits(&s->pb, 10, vbv_buffer_size); constraint_parameter_flag= s->width <= 768 && s->height <= 576 && @@ -557,7 +557,7 @@ static av_always_inline void mpeg1_encode_mb_internal(MpegEncContext *s, put_bits(&s->pb, ff_mpeg12_mbPatTable[cbp][1], ff_mpeg12_mbPatTable[cbp][0]); } else { put_bits(&s->pb, ff_mpeg12_mbPatTable[cbp>>2][1], ff_mpeg12_mbPatTable[cbp>>2][0]); - put_bits(&s->pb, 2, cbp & 3); + put_sbits(&s->pb, 2, cbp); } } s->f_count++; @@ -640,7 +640,7 @@ static av_always_inline void mpeg1_encode_mb_internal(MpegEncContext *s, put_bits(&s->pb, ff_mpeg12_mbPatTable[cbp][1], ff_mpeg12_mbPatTable[cbp][0]); } else { put_bits(&s->pb, ff_mpeg12_mbPatTable[cbp>>2][1], ff_mpeg12_mbPatTable[cbp>>2][0]); - put_bits(&s->pb, 2, cbp & 3); + put_sbits(&s->pb, 2, cbp); } } } @@ -908,16 +908,16 @@ static void mpeg1_encode_block(MpegEncContext *s, put_bits(&s->pb, 6, run); if(s->codec_id == CODEC_ID_MPEG1VIDEO){ if (alevel < 128) { - put_bits(&s->pb, 8, level & 0xff); + put_sbits(&s->pb, 8, level); } else { if (level < 0) { put_bits(&s->pb, 16, 0x8001 + level + 255); } else { - put_bits(&s->pb, 16, level & 0xffff); + put_sbits(&s->pb, 16, level); } } }else{ - put_bits(&s->pb, 12, level & 0xfff); + put_sbits(&s->pb, 12, level); } } last_non_zero = i; diff --git a/libavcodec/msmpeg4.c b/libavcodec/msmpeg4.c index 214ebb4b9..16fdd8608 100644 --- a/libavcodec/msmpeg4.c +++ b/libavcodec/msmpeg4.c @@ -957,7 +957,7 @@ else put_bits(&s->pb, s->esc3_level_length, level); }else{ put_bits(&s->pb, 6, run); - put_bits(&s->pb, 8, slevel & 0xff); + put_sbits(&s->pb, 8, slevel); } } else { /* second escape */ diff --git a/libavcodec/rv10.c b/libavcodec/rv10.c index 7a031ae64..86f8aeb1b 100644 --- a/libavcodec/rv10.c +++ b/libavcodec/rv10.c @@ -265,7 +265,7 @@ void rv20_encode_picture_header(MpegEncContext *s, int picture_number){ put_bits(&s->pb, 1, 0); /* unknown bit */ put_bits(&s->pb, 5, s->qscale); - put_bits(&s->pb, 8, picture_number&0xFF); //FIXME wrong, but correct is not known + put_sbits(&s->pb, 8, picture_number); //FIXME wrong, but correct is not known s->mb_x= s->mb_y= 0; ff_h263_encode_mba(s); -- 2.34.1