提交 b8873c2a 编写于 作者: S Stefano Sabatini

Rename AVPixFmtDescriptor.nb_channels to nb_components, the new name

is more clear and lexically more consistent with API and
documentation.

Originally committed as revision 20545 to svn://svn.ffmpeg.org/ffmpeg/trunk
上级 1f20782c
......@@ -25,7 +25,7 @@
const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
[PIX_FMT_YUV420P] = {
.name = "yuv420p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
......@@ -36,7 +36,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUYV422] = {
.name = "yuyv422",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 0,
.comp = {
......@@ -47,7 +47,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB24] = {
.name = "rgb24",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -58,7 +58,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGR24] = {
.name = "bgr24",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -69,7 +69,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV422P] = {
.name = "yuv422p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 0,
.comp = {
......@@ -80,7 +80,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV444P] = {
.name = "yuv444p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -91,7 +91,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV410P] = {
.name = "yuv410p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 2,
.log2_chroma_h= 2,
.comp = {
......@@ -102,7 +102,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV411P] = {
.name = "yuv411p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 2,
.log2_chroma_h= 0,
.comp = {
......@@ -113,7 +113,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_GRAY8] = {
.name = "gray8",
.nb_channels = 1,
.nb_components= 1,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -122,7 +122,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_MONOWHITE] = {
.name = "monowhite",
.nb_channels = 1,
.nb_components= 1,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -132,7 +132,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_MONOBLACK] = {
.name = "monoblack",
.nb_channels = 1,
.nb_components= 1,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -142,7 +142,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_PAL8] = {
.name = "pal8",
.nb_channels = 1,
.nb_components= 1,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -152,7 +152,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUVJ420P] = {
.name = "yuvj420p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
......@@ -163,7 +163,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUVJ422P] = {
.name = "yuvj422p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 0,
.comp = {
......@@ -174,7 +174,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUVJ444P] = {
.name = "yuvj444p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -193,7 +193,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_UYVY422] = {
.name = "uyvy422",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 0,
.comp = {
......@@ -204,7 +204,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_UYYVYY411] = {
.name = "uyyvyy411",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 2,
.log2_chroma_h= 0,
.comp = {
......@@ -215,7 +215,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGR8] = {
.name = "bgr8",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -227,7 +227,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGR4] = {
.name = "bgr4",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -239,7 +239,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGR4_BYTE] = {
.name = "bgr4_byte",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -251,7 +251,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB8] = {
.name = "rgb8",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -263,7 +263,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB4] = {
.name = "rgb4",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -275,7 +275,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB4_BYTE] = {
.name = "rgb4_byte",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -287,7 +287,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_NV12] = {
.name = "nv12",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
......@@ -298,7 +298,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_NV21] = {
.name = "nv21",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
......@@ -309,7 +309,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_ARGB] = {
.name = "argb",
.nb_channels = 4,
.nb_components= 4,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -321,7 +321,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGBA] = {
.name = "rgba",
.nb_channels = 4,
.nb_components= 4,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -333,7 +333,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_ABGR] = {
.name = "abgr",
.nb_channels = 4,
.nb_components= 4,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -345,7 +345,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGRA] = {
.name = "bgra",
.nb_channels = 4,
.nb_components= 4,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -357,7 +357,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_GRAY16BE] = {
.name = "gray16be",
.nb_channels = 1,
.nb_components= 1,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -367,7 +367,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_GRAY16LE] = {
.name = "gray16le",
.nb_channels = 1,
.nb_components= 1,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -376,7 +376,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV440P] = {
.name = "yuv440p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 1,
.comp = {
......@@ -387,7 +387,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUVJ440P] = {
.name = "yuvj440p",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 1,
.comp = {
......@@ -398,7 +398,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUVA420P] = {
.name = "yuva420p",
.nb_channels = 4,
.nb_components= 4,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
......@@ -446,7 +446,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB48BE] = {
.name = "rgb48be",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -458,7 +458,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB48LE] = {
.name = "rgb48le",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -469,7 +469,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB565BE] = {
.name = "rgb565be",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -481,7 +481,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB565LE] = {
.name = "rgb565le",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -492,7 +492,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB555BE] = {
.name = "rgb555be",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -504,7 +504,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_RGB555LE] = {
.name = "rgb555le",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -515,7 +515,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGR565BE] = {
.name = "bgr565be",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -527,7 +527,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGR565LE] = {
.name = "bgr565le",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -538,7 +538,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGR555BE] = {
.name = "bgr555be",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -550,7 +550,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_BGR555LE] = {
.name = "bgr555le",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -579,7 +579,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV420P16LE] = {
.name = "yuv420p16le",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
......@@ -590,7 +590,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV420P16BE] = {
.name = "yuv420p16be",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
......@@ -602,7 +602,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV422P16LE] = {
.name = "yuv422p16le",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 0,
.comp = {
......@@ -613,7 +613,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV422P16BE] = {
.name = "yuv422p16be",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 0,
.comp = {
......@@ -625,7 +625,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV444P16LE] = {
.name = "yuv444p16le",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -636,7 +636,7 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
},
[PIX_FMT_YUV444P16BE] = {
.name = "yuv444p16be",
.nb_channels = 3,
.nb_components= 3,
.log2_chroma_w= 0,
.log2_chroma_h= 0,
.comp = {
......@@ -653,7 +653,7 @@ int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
int c, bits = 0;
int log2_pixels = pixdesc->log2_chroma_w + pixdesc->log2_chroma_h;
for (c = 0; c < pixdesc->nb_channels; c++) {
for (c = 0; c < pixdesc->nb_components; c++) {
int s = c==1 || c==2 ? 0 : log2_pixels;
bits += (pixdesc->comp[c].depth_minus1+1) << s;
}
......
......@@ -55,7 +55,7 @@ typedef struct AVComponentDescriptor{
*/
typedef struct AVPixFmtDescriptor{
const char *name;
uint8_t nb_channels; ///< The number of components each pixel has, (1-4)
uint8_t nb_components; ///< The number of components each pixel has, (1-4)
/**
* Amount to shift the luma width right to find the chroma width.
......
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