diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2013-07-30 11:50:26 +0400 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-07-30 11:50:26 +0400 |
commit | 947f2d4d34f29a8bc51fd4a97718b1c163d7a55d (patch) | |
tree | cce68e10d61b9d8fe6b2ee7e4d165d6a438f8abb /libavcodec/huffyuvenc.c | |
parent | 6df20d0d350793b89c3ff541cf453ae69cf99beb (diff) | |
parent | 55c4cba2a7037161ea56b2d55b347c8381df7f1e (diff) |
Merge commit '55c4cba2a7037161ea56b2d55b347c8381df7f1e'
* commit '55c4cba2a7037161ea56b2d55b347c8381df7f1e':
huffyuvenc: BGRA support
Conflicts:
libavcodec/huffyuvenc.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/huffyuvenc.c')
-rw-r--r-- | libavcodec/huffyuvenc.c | 133 |
1 files changed, 76 insertions, 57 deletions
diff --git a/libavcodec/huffyuvenc.c b/libavcodec/huffyuvenc.c index 95dcb88061..5d3fe9a912 100644 --- a/libavcodec/huffyuvenc.c +++ b/libavcodec/huffyuvenc.c @@ -56,14 +56,16 @@ static inline int sub_left_prediction(HYuvContext *s, uint8_t *dst, static inline void sub_left_prediction_bgr32(HYuvContext *s, uint8_t *dst, const uint8_t *src, int w, - int *red, int *green, int *blue, int *alpha) + int *red, int *green, int *blue, + int *alpha) { int i; - int r,g,b,a; + int r, g, b, a; r = *red; g = *green; b = *blue; a = *alpha; + for (i = 0; i < FFMIN(w, 4); i++) { const int rt = src[i * 4 + R]; const int gt = src[i * 4 + G]; @@ -87,29 +89,32 @@ static inline void sub_left_prediction_bgr32(HYuvContext *s, uint8_t *dst, *alpha = src[(w - 1) * 4 + A]; } -static inline void sub_left_prediction_rgb24(HYuvContext *s, uint8_t *dst, const uint8_t *src, int w, int *red, int *green, int *blue){ +static inline void sub_left_prediction_rgb24(HYuvContext *s, uint8_t *dst, + uint8_t *src, int w, + int *red, int *green, int *blue) +{ int i; - int r,g,b; + int r, g, b; r = *red; g = *green; b = *blue; - for (i = 0; i < FFMIN(w,16); i++) { - const int rt = src[i*3 + 0]; - const int gt = src[i*3 + 1]; - const int bt = src[i*3 + 2]; - dst[i*3 + 0] = rt - r; - dst[i*3 + 1] = gt - g; - dst[i*3 + 2] = bt - b; + for (i = 0; i < FFMIN(w, 16); i++) { + const int rt = src[i * 3 + 0]; + const int gt = src[i * 3 + 1]; + const int bt = src[i * 3 + 2]; + dst[i * 3 + 0] = rt - r; + dst[i * 3 + 1] = gt - g; + dst[i * 3 + 2] = bt - b; r = rt; g = gt; b = bt; } - s->dsp.diff_bytes(dst + 48, src + 48, src + 48 - 3, w*3 - 48); + s->dsp.diff_bytes(dst + 48, src + 48, src + 48 - 3, w * 3 - 48); - *red = src[(w - 1)*3 + 0]; - *green = src[(w - 1)*3 + 1]; - *blue = src[(w - 1)*3 + 2]; + *red = src[(w - 1) * 3 + 0]; + *green = src[(w - 1) * 3 + 1]; + *blue = src[(w - 1) * 3 + 2]; } static int store_table(HYuvContext *s, const uint8_t *len, uint8_t *buf) @@ -157,7 +162,7 @@ static av_cold int encode_init(AVCodecContext *avctx) case AV_PIX_FMT_YUV420P: case AV_PIX_FMT_YUV422P: if (s->width & 1) { - av_log(avctx, AV_LOG_ERROR, "width must be even for this colorspace\n"); + av_log(avctx, AV_LOG_ERROR, "Width must be even for this colorspace.\n"); return AVERROR(EINVAL); } s->bitstream_bpp = avctx->pix_fmt == AV_PIX_FMT_YUV420P ? 12 : 16; @@ -384,43 +389,48 @@ static inline int encode_bgra_bitstream(HYuvContext *s, int count, int planes) { int i; - if (s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb)>>3) < 4*planes*count) { + if (s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb) >> 3) < + 4 * planes * count) { av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n"); return -1; } -#define LOAD3\ - int g = s->temp[0][planes==3 ? 3*i + 1 : 4*i + G];\ - int b = (s->temp[0][planes==3 ? 3*i + 2 : 4*i + B] - g) & 0xff;\ - int r = (s->temp[0][planes==3 ? 3*i + 0 : 4*i + R] - g) & 0xff;\ - int a = s->temp[0][planes*i + A]; -#define STAT3\ - s->stats[0][b]++;\ - s->stats[1][g]++;\ - s->stats[2][r]++;\ - if(planes==4) s->stats[2][a]++; -#define WRITE3\ - put_bits(&s->pb, s->len[1][g], s->bits[1][g]);\ - put_bits(&s->pb, s->len[0][b], s->bits[0][b]);\ - put_bits(&s->pb, s->len[2][r], s->bits[2][r]);\ - if(planes==4) put_bits(&s->pb, s->len[2][a], s->bits[2][a]); +#define LOAD_GBRA \ + int g = s->temp[0][planes == 3 ? 3 * i + 1 : 4 * i + G]; \ + int b =(s->temp[0][planes == 3 ? 3 * i + 2 : 4 * i + B] - g) & 0xFF;\ + int r =(s->temp[0][planes == 3 ? 3 * i + 0 : 4 * i + R] - g) & 0xFF;\ + int a = s->temp[0][planes * i + A]; + +#define STAT_BGRA \ + s->stats[0][b]++; \ + s->stats[1][g]++; \ + s->stats[2][r]++; \ + if (planes == 4) \ + s->stats[2][a]++; + +#define WRITE_GBRA \ + put_bits(&s->pb, s->len[1][g], s->bits[1][g]); \ + put_bits(&s->pb, s->len[0][b], s->bits[0][b]); \ + put_bits(&s->pb, s->len[2][r], s->bits[2][r]); \ + if (planes == 4) \ + put_bits(&s->pb, s->len[2][a], s->bits[2][a]); if ((s->flags & CODEC_FLAG_PASS1) && (s->avctx->flags2 & CODEC_FLAG2_NO_OUTPUT)) { for (i = 0; i < count; i++) { - LOAD3; - STAT3; + LOAD_GBRA; + STAT_BGRA; } } else if (s->context || (s->flags & CODEC_FLAG_PASS1)) { for (i = 0; i < count; i++) { - LOAD3; - STAT3; - WRITE3; + LOAD_GBRA; + STAT_BGRA; + WRITE_GBRA; } } else { for (i = 0; i < count; i++) { - LOAD3; - WRITE3; + LOAD_GBRA; + WRITE_GBRA; } } return 0; @@ -578,41 +588,48 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt, put_bits(&s->pb, 8, leftg = data[G]); put_bits(&s->pb, 8, leftb = data[B]); - sub_left_prediction_bgr32(s, s->temp[0], data + 4, width - 1, &leftr, &leftg, &leftb, &lefta); + sub_left_prediction_bgr32(s, s->temp[0], data + 4, width - 1, + &leftr, &leftg, &leftb, &lefta); encode_bgra_bitstream(s, width - 1, 4); for (y = 1; y < s->height; y++) { uint8_t *dst = data + y*stride; if (s->predictor == PLANE && s->interlaced < y) { s->dsp.diff_bytes(s->temp[1], dst, dst - fake_stride, width * 4); - sub_left_prediction_bgr32(s, s->temp[0], s->temp[1], width, &leftr, &leftg, &leftb, &lefta); + sub_left_prediction_bgr32(s, s->temp[0], s->temp[1], width, + &leftr, &leftg, &leftb, &lefta); } else { - sub_left_prediction_bgr32(s, s->temp[0], dst, width, &leftr, &leftg, &leftb, &lefta); + sub_left_prediction_bgr32(s, s->temp[0], dst, width, + &leftr, &leftg, &leftb, &lefta); } encode_bgra_bitstream(s, width, 4); } - }else if(avctx->pix_fmt == AV_PIX_FMT_RGB24){ - uint8_t *data = p->data[0] + (height-1)*p->linesize[0]; + } else if (avctx->pix_fmt == AV_PIX_FMT_RGB24) { + uint8_t *data = p->data[0] + (height - 1) * p->linesize[0]; const int stride = -p->linesize[0]; const int fake_stride = -fake_ystride; int y; int leftr, leftg, leftb; - put_bits(&s->pb, 8, leftr= data[0]); - put_bits(&s->pb, 8, leftg= data[1]); - put_bits(&s->pb, 8, leftb= data[2]); + put_bits(&s->pb, 8, leftr = data[0]); + put_bits(&s->pb, 8, leftg = data[1]); + put_bits(&s->pb, 8, leftb = data[2]); put_bits(&s->pb, 8, 0); - sub_left_prediction_rgb24(s, s->temp[0], data+3, width-1, &leftr, &leftg, &leftb); + sub_left_prediction_rgb24(s, s->temp[0], data + 3, width - 1, + &leftr, &leftg, &leftb); encode_bgra_bitstream(s, width-1, 3); - for(y=1; y<s->height; y++){ - uint8_t *dst = data + y*stride; - if(s->predictor == PLANE && s->interlaced < y){ - s->dsp.diff_bytes(s->temp[1], dst, dst - fake_stride, width*3); - sub_left_prediction_rgb24(s, s->temp[0], s->temp[1], width, &leftr, &leftg, &leftb); - }else{ - sub_left_prediction_rgb24(s, s->temp[0], dst, width, &leftr, &leftg, &leftb); + for (y = 1; y < s->height; y++) { + uint8_t *dst = data + y * stride; + if (s->predictor == PLANE && s->interlaced < y) { + s->dsp.diff_bytes(s->temp[1], dst, dst - fake_stride, + width * 3); + sub_left_prediction_rgb24(s, s->temp[0], s->temp[1], width, + &leftr, &leftg, &leftb); + } else { + sub_left_prediction_rgb24(s, s->temp[0], dst, width, + &leftr, &leftg, &leftb); } encode_bgra_bitstream(s, width, 3); } @@ -677,7 +694,8 @@ AVCodec ff_huffyuv_encoder = { .encode2 = encode_frame, .close = encode_end, .pix_fmts = (const enum AVPixelFormat[]){ - AV_PIX_FMT_YUV422P, AV_PIX_FMT_RGB24, AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE + AV_PIX_FMT_YUV422P, AV_PIX_FMT_RGB24, + AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE }, .long_name = NULL_IF_CONFIG_SMALL("Huffyuv / HuffYUV"), }; @@ -693,7 +711,8 @@ AVCodec ff_ffvhuff_encoder = { .encode2 = encode_frame, .close = encode_end, .pix_fmts = (const enum AVPixelFormat[]){ - AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_RGB24, AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE + AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_RGB24, + AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE }, .long_name = NULL_IF_CONFIG_SMALL("Huffyuv FFmpeg variant"), }; |