diff options
| -rw-r--r-- | libavcodec/audioconvert.c | 34 | ||||
| -rw-r--r-- | libavcodec/avcodec.h | 62 | ||||
| -rw-r--r-- | libavcodec/dca.c | 64 |
3 files changed, 80 insertions, 80 deletions
diff --git a/libavcodec/audioconvert.c b/libavcodec/audioconvert.c index 9f147a17ba..8e09e4c9af 100644 --- a/libavcodec/audioconvert.c +++ b/libavcodec/audioconvert.c @@ -89,13 +89,13 @@ const char *get_channel_name(int channel_id) int64_t avcodec_guess_channel_layout(int nb_channels, enum CodecID codec_id, const char *fmt_name) { switch(nb_channels) { - case 1: return CHANNEL_LAYOUT_MONO; - case 2: return CHANNEL_LAYOUT_STEREO; - case 3: return CHANNEL_LAYOUT_SURROUND; - case 4: return CHANNEL_LAYOUT_QUAD; - case 5: return CHANNEL_LAYOUT_5POINT0; - case 6: return CHANNEL_LAYOUT_5POINT1; - case 8: return CHANNEL_LAYOUT_7POINT1; + case 1: return CH_LAYOUT_MONO; + case 2: return CH_LAYOUT_STEREO; + case 3: return CH_LAYOUT_SURROUND; + case 4: return CH_LAYOUT_QUAD; + case 5: return CH_LAYOUT_5POINT0; + case 6: return CH_LAYOUT_5POINT1; + case 8: return CH_LAYOUT_7POINT1; default: return 0; } } @@ -105,16 +105,16 @@ static const struct { int nb_channels; int64_t layout; } const channel_layout_map[] = { - { "mono", 1, CHANNEL_LAYOUT_MONO }, - { "stereo", 2, CHANNEL_LAYOUT_STEREO }, - { "surround", 3, CHANNEL_LAYOUT_SURROUND }, - { "quad", 4, CHANNEL_LAYOUT_QUAD }, - { "5.0", 5, CHANNEL_LAYOUT_5POINT0 }, - { "5.1", 6, CHANNEL_LAYOUT_5POINT1 }, - { "5.1+downmix", 8, CHANNEL_LAYOUT_5POINT1|CHANNEL_LAYOUT_STEREO_DOWNMIX, }, - { "7.1", 8, CHANNEL_LAYOUT_7POINT1 }, - { "7.1(wide)", 8, CHANNEL_LAYOUT_7POINT1_WIDE }, - { "7.1+downmix", 10, CHANNEL_LAYOUT_7POINT1|CHANNEL_LAYOUT_STEREO_DOWNMIX, }, + { "mono", 1, CH_LAYOUT_MONO }, + { "stereo", 2, CH_LAYOUT_STEREO }, + { "surround", 3, CH_LAYOUT_SURROUND }, + { "quad", 4, CH_LAYOUT_QUAD }, + { "5.0", 5, CH_LAYOUT_5POINT0 }, + { "5.1", 6, CH_LAYOUT_5POINT1 }, + { "5.1+downmix", 8, CH_LAYOUT_5POINT1|CH_LAYOUT_STEREO_DOWNMIX, }, + { "7.1", 8, CH_LAYOUT_7POINT1 }, + { "7.1(wide)", 8, CH_LAYOUT_7POINT1_WIDE }, + { "7.1+downmix", 10, CH_LAYOUT_7POINT1|CH_LAYOUT_STEREO_DOWNMIX, }, { 0 } }; diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index cf6385fbf6..3d41a78eff 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -347,39 +347,39 @@ enum SampleFormat { }; /* Audio channel masks */ -#define CHANNEL_FRONT_LEFT 0x00000001 -#define CHANNEL_FRONT_RIGHT 0x00000002 -#define CHANNEL_FRONT_CENTER 0x00000004 -#define CHANNEL_LOW_FREQUENCY 0x00000008 -#define CHANNEL_BACK_LEFT 0x00000010 -#define CHANNEL_BACK_RIGHT 0x00000020 -#define CHANNEL_FRONT_LEFT_OF_CENTER 0x00000040 -#define CHANNEL_FRONT_RIGHT_OF_CENTER 0x00000080 -#define CHANNEL_BACK_CENTER 0x00000100 -#define CHANNEL_SIDE_LEFT 0x00000200 -#define CHANNEL_SIDE_RIGHT 0x00000400 -#define CHANNEL_TOP_CENTER 0x00000800 -#define CHANNEL_TOP_FRONT_LEFT 0x00001000 -#define CHANNEL_TOP_FRONT_CENTER 0x00002000 -#define CHANNEL_TOP_FRONT_RIGHT 0x00004000 -#define CHANNEL_TOP_BACK_LEFT 0x00008000 -#define CHANNEL_TOP_BACK_CENTER 0x00010000 -#define CHANNEL_TOP_BACK_RIGHT 0x00020000 -#define CHANNEL_STEREO_LEFT 0x20000000 ///< Stereo downmix. -#define CHANNEL_STEREO_RIGHT 0x40000000 ///< See CHANNEL_STEREO_LEFT. +#define CH_FRONT_LEFT 0x00000001 +#define CH_FRONT_RIGHT 0x00000002 +#define CH_FRONT_CENTER 0x00000004 +#define CH_LOW_FREQUENCY 0x00000008 +#define CH_BACK_LEFT 0x00000010 +#define CH_BACK_RIGHT 0x00000020 +#define CH_FRONT_LEFT_OF_CENTER 0x00000040 +#define CH_FRONT_RIGHT_OF_CENTER 0x00000080 +#define CH_BACK_CENTER 0x00000100 +#define CH_SIDE_LEFT 0x00000200 +#define CH_SIDE_RIGHT 0x00000400 +#define CH_TOP_CENTER 0x00000800 +#define CH_TOP_FRONT_LEFT 0x00001000 +#define CH_TOP_FRONT_CENTER 0x00002000 +#define CH_TOP_FRONT_RIGHT 0x00004000 +#define CH_TOP_BACK_LEFT 0x00008000 +#define CH_TOP_BACK_CENTER 0x00010000 +#define CH_TOP_BACK_RIGHT 0x00020000 +#define CH_STEREO_LEFT 0x20000000 ///< Stereo downmix. +#define CH_STEREO_RIGHT 0x40000000 ///< See CH_STEREO_LEFT. /* Audio channel convenience macros */ -#define CHANNEL_LAYOUT_MONO (CHANNEL_FRONT_CENTER) -#define CHANNEL_LAYOUT_STEREO (CHANNEL_FRONT_LEFT|CHANNEL_FRONT_RIGHT) -#define CHANNEL_LAYOUT_SURROUND (CHANNEL_LAYOUT_STEREO|CHANNEL_FRONT_CENTER) -#define CHANNEL_LAYOUT_QUAD (CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT) -#define CHANNEL_LAYOUT_5POINT0 (CHANNEL_LAYOUT_SURROUND|CHANNEL_SIDE_LEFT|CHANNEL_SIDE_RIGHT) -#define CHANNEL_LAYOUT_5POINT1 (CHANNEL_LAYOUT_5POINT0|CHANNEL_LOW_FREQUENCY) -#define CHANNEL_LAYOUT_7POINT1 (CHANNEL_LAYOUT_5POINT1|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT) -#define CHANNEL_LAYOUT_7POINT1_WIDE (CHANNEL_LAYOUT_SURROUND|CHANNEL_LOW_FREQUENCY|\ - CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|\ - CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER) -#define CHANNEL_LAYOUT_STEREO_DOWNMIX (CHANNEL_STEREO_LEFT|CHANNEL_STEREO_RIGHT) +#define CH_LAYOUT_MONO (CH_FRONT_CENTER) +#define CH_LAYOUT_STEREO (CH_FRONT_LEFT|CH_FRONT_RIGHT) +#define CH_LAYOUT_SURROUND (CH_LAYOUT_STEREO|CH_FRONT_CENTER) +#define CH_LAYOUT_QUAD (CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT) +#define CH_LAYOUT_5POINT0 (CH_LAYOUT_SURROUND|CH_SIDE_LEFT|CH_SIDE_RIGHT) +#define CH_LAYOUT_5POINT1 (CH_LAYOUT_5POINT0|CH_LOW_FREQUENCY) +#define CH_LAYOUT_7POINT1 (CH_LAYOUT_5POINT1|CH_BACK_LEFT|CH_BACK_RIGHT) +#define CH_LAYOUT_7POINT1_WIDE (CH_LAYOUT_SURROUND|CH_LOW_FREQUENCY|\ + CH_BACK_LEFT|CH_BACK_RIGHT|\ + CH_FRONT_LEFT_OF_CENTER|CH_FRONT_RIGHT_OF_CENTER) +#define CH_LAYOUT_STEREO_DOWNMIX (CH_STEREO_LEFT|CH_STEREO_RIGHT) /* in bytes */ #define AVCODEC_MAX_AUDIO_FRAME_SIZE 192000 // 1 second of 48khz 32bit audio diff --git a/libavcodec/dca.c b/libavcodec/dca.c index 0c6e865f7d..4161b5b5bb 100644 --- a/libavcodec/dca.c +++ b/libavcodec/dca.c @@ -66,41 +66,41 @@ enum DCAMode { * L = left, R = right, C = center, S = surround, F = front, R = rear, T = total, OV = overhead. * S -> back, when both rear and back are configured move one of them to the side channel * OV -> center back - * All 2 channel configurations -> CHANNEL_LAYOUT_STEREO + * All 2 channel configurations -> CH_LAYOUT_STEREO */ static const int64_t dca_core_channel_layout[] = { - CHANNEL_FRONT_CENTER, ///< 1, A - CHANNEL_LAYOUT_STEREO, ///< 2, A + B (dual mono) - CHANNEL_LAYOUT_STEREO, ///< 2, L + R (stereo) - CHANNEL_LAYOUT_STEREO, ///< 2, (L+R) + (L-R) (sum-difference) - CHANNEL_LAYOUT_STEREO, ///< 2, LT +RT (left and right total) - CHANNEL_LAYOUT_STEREO|CHANNEL_FRONT_CENTER, ///< 3, C+L+R - CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_CENTER, ///< 3, L+R+S - CHANNEL_LAYOUT_STEREO|CHANNEL_FRONT_CENTER|CHANNEL_BACK_CENTER, ///< 4, C + L + R+ S - CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT, ///< 4, L + R+ SL+SR - CHANNEL_LAYOUT_STEREO|CHANNEL_FRONT_CENTER|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT, ///< 5, C + L + R+ SL+SR - CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER, ///< 6, CL + CR + L + R + SL + SR - CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_FRONT_CENTER|CHANNEL_BACK_CENTER, ///< 6, C + L + R+ LR + RR + OV - CHANNEL_FRONT_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_BACK_CENTER|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT, ///< 6, CF+ CR+LF+ RF+LR + RR - CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT, ///< 7, CL + C + CR + L + R + SL + SR - CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_LAYOUT_STEREO|CHANNEL_SIDE_LEFT|CHANNEL_SIDE_RIGHT|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT, ///< 8, CL + CR + L + R + SL1 + SL2+ SR1 + SR2 - CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_CENTER|CHANNEL_BACK_RIGHT, ///< 8, CL + C+ CR + L + R + SL + S+ SR + CH_FRONT_CENTER, ///< 1, A + CH_LAYOUT_STEREO, ///< 2, A + B (dual mono) + CH_LAYOUT_STEREO, ///< 2, L + R (stereo) + CH_LAYOUT_STEREO, ///< 2, (L+R) + (L-R) (sum-difference) + CH_LAYOUT_STEREO, ///< 2, LT +RT (left and right total) + CH_LAYOUT_STEREO|CH_FRONT_CENTER, ///< 3, C+L+R + CH_LAYOUT_STEREO|CH_BACK_CENTER, ///< 3, L+R+S + CH_LAYOUT_STEREO|CH_FRONT_CENTER|CH_BACK_CENTER, ///< 4, C + L + R+ S + CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT, ///< 4, L + R+ SL+SR + CH_LAYOUT_STEREO|CH_FRONT_CENTER|CH_BACK_LEFT|CH_BACK_RIGHT, ///< 5, C + L + R+ SL+SR + CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT|CH_FRONT_LEFT_OF_CENTER|CH_FRONT_RIGHT_OF_CENTER, ///< 6, CL + CR + L + R + SL + SR + CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT|CH_FRONT_CENTER|CH_BACK_CENTER, ///< 6, C + L + R+ LR + RR + OV + CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_FRONT_LEFT_OF_CENTER|CH_BACK_CENTER|CH_BACK_LEFT|CH_BACK_RIGHT, ///< 6, CF+ CR+LF+ RF+LR + RR + CH_FRONT_LEFT_OF_CENTER|CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT, ///< 7, CL + C + CR + L + R + SL + SR + CH_FRONT_LEFT_OF_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_SIDE_LEFT|CH_SIDE_RIGHT|CH_BACK_LEFT|CH_BACK_RIGHT, ///< 8, CL + CR + L + R + SL1 + SL2+ SR1 + SR2 + CH_FRONT_LEFT_OF_CENTER|CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_CENTER|CH_BACK_RIGHT, ///< 8, CL + C+ CR + L + R + SL + S+ SR /* The following entries adds the LFE layouts, this way we can reuse the table for the AVCodec channel_layouts member*/ - CHANNEL_FRONT_CENTER|CHANNEL_LOW_FREQUENCY, - CHANNEL_LAYOUT_STEREO|CHANNEL_LOW_FREQUENCY, - CHANNEL_LAYOUT_STEREO|CHANNEL_FRONT_CENTER|CHANNEL_LOW_FREQUENCY, - CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_CENTER|CHANNEL_LOW_FREQUENCY, - CHANNEL_LAYOUT_STEREO|CHANNEL_FRONT_CENTER|CHANNEL_BACK_CENTER|CHANNEL_LOW_FREQUENCY, - CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_LOW_FREQUENCY, - CHANNEL_LAYOUT_STEREO|CHANNEL_FRONT_CENTER|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_LOW_FREQUENCY, - CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_LOW_FREQUENCY, - CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_FRONT_CENTER|CHANNEL_BACK_CENTER|CHANNEL_LOW_FREQUENCY, - CHANNEL_FRONT_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_BACK_CENTER|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_LOW_FREQUENCY, - CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_LOW_FREQUENCY, - CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_LAYOUT_STEREO|CHANNEL_SIDE_LEFT|CHANNEL_SIDE_RIGHT|CHANNEL_BACK_LEFT|CHANNEL_BACK_RIGHT|CHANNEL_LOW_FREQUENCY, - CHANNEL_FRONT_LEFT_OF_CENTER|CHANNEL_FRONT_CENTER|CHANNEL_FRONT_RIGHT_OF_CENTER|CHANNEL_LAYOUT_STEREO|CHANNEL_BACK_LEFT|CHANNEL_BACK_CENTER|CHANNEL_BACK_RIGHT|CHANNEL_LOW_FREQUENCY, + CH_FRONT_CENTER|CH_LOW_FREQUENCY, + CH_LAYOUT_STEREO|CH_LOW_FREQUENCY, + CH_LAYOUT_STEREO|CH_FRONT_CENTER|CH_LOW_FREQUENCY, + CH_LAYOUT_STEREO|CH_BACK_CENTER|CH_LOW_FREQUENCY, + CH_LAYOUT_STEREO|CH_FRONT_CENTER|CH_BACK_CENTER|CH_LOW_FREQUENCY, + CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT|CH_LOW_FREQUENCY, + CH_LAYOUT_STEREO|CH_FRONT_CENTER|CH_BACK_LEFT|CH_BACK_RIGHT|CH_LOW_FREQUENCY, + CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT|CH_FRONT_LEFT_OF_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LOW_FREQUENCY, + CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT|CH_FRONT_CENTER|CH_BACK_CENTER|CH_LOW_FREQUENCY, + CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_FRONT_LEFT_OF_CENTER|CH_BACK_CENTER|CH_BACK_LEFT|CH_BACK_RIGHT|CH_LOW_FREQUENCY, + CH_FRONT_LEFT_OF_CENTER|CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_RIGHT|CH_LOW_FREQUENCY, + CH_FRONT_LEFT_OF_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_SIDE_LEFT|CH_SIDE_RIGHT|CH_BACK_LEFT|CH_BACK_RIGHT|CH_LOW_FREQUENCY, + CH_FRONT_LEFT_OF_CENTER|CH_FRONT_CENTER|CH_FRONT_RIGHT_OF_CENTER|CH_LAYOUT_STEREO|CH_BACK_LEFT|CH_BACK_CENTER|CH_BACK_RIGHT|CH_LOW_FREQUENCY, 0, }; @@ -1211,12 +1211,12 @@ static int dca_decode_frame(AVCodecContext * avctx, if(avctx->request_channels == 2 && s->prim_channels > 2) { channels = 2; s->output = DCA_STEREO; - avctx->channel_layout = CHANNEL_LAYOUT_STEREO; + avctx->channel_layout = CH_LAYOUT_STEREO; } if (s->amode<16) avctx->channel_layout = dca_core_channel_layout[s->amode]; - if (s->lfe) avctx->channel_layout |= CHANNEL_LOW_FREQUENCY; + if (s->lfe) avctx->channel_layout |= CH_LOW_FREQUENCY; /* There is nothing that prevents a dts frame to change channel configuration but FFmpeg doesn't support that so only set the channels if it is previously |